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Operating Company Number (OCN): 9212
Carriers are telecom operating companies that own number blocks (NPA-NXX). A number showing this carrier does not guarantee the caller is that company — scam calls can spoof caller ID.
| State | NPA | NXX | Rate center | Open |
|---|---|---|---|---|
| MD | 240 | 221 | WSNGTNZN11 | Prefix |
| MD | 240 | 228 | WSNG236Z13 | Prefix |
| MD | 240 | 236 | FREDERICK | Prefix |
| MD | 240 | 264 | LAUREL236 | Prefix |
| MD | 240 | 276 | WSNGTNZN10 | Prefix |
| MD | 240 | 292 | WSNGTNZN11 | Prefix |
| MD | 240 | 313 | HAGERSTOWN | Prefix |
| MD | 240 | 314 | WSNGTNZN10 | Prefix |
| MD | 240 | 315 | FREDERICK | Prefix |
| MD | 240 | 318 | WSNGTNZN16 | Prefix |
| MD | 240 | 328 | WSNGTNZN10 | Prefix |
| MD | 240 | 362 | CUMBERLAND | Prefix |
| MD | 240 | 373 | WSNG236Z13 | Prefix |
| MD | 240 | 379 | FREDERICK | Prefix |
| MD | 240 | 385 | MYERSVILLE | Prefix |
| MD | 240 | 386 | WSNGTNZN10 | Prefix |
| MD | 240 | 420 | HAGERSTOWN | Prefix |
| MD | 240 | 442 | OAKLAND | Prefix |
| MD | 240 | 453 | WSNGTNZN10 | Prefix |
| MD | 240 | 456 | LAUREL236 | Prefix |
| MD | 240 | 497 | WSHNGTNZN2 | Prefix |
| MD | 240 | 527 | HAGERSTOWN | Prefix |
| MD | 240 | 529 | FREDERICK | Prefix |
| MD | 240 | 566 | FREDERICK | Prefix |
| MD | 240 | 567 | WSNGTNZN10 | Prefix |
| MD | 240 | 568 | LAUREL236 | Prefix |
| MD | 240 | 582 | WSHNGTNZN4 | Prefix |
| MD | 240 | 583 | LAUREL236 | Prefix |
| MD | 240 | 586 | FREDERICK | Prefix |
| MD | 240 | 592 | WSNG236Z13 | Prefix |
| MD | 240 | 624 | WSNG236Z13 | Prefix |
| MD | 240 | 629 | FREDERICK | Prefix |
| MD | 240 | 631 | GAITHERSBG | Prefix |
| MD | 240 | 632 | GAITHERSBG | Prefix |
| MD | 240 | 662 | WSHNGTNZN3 | Prefix |
| MD | 240 | 683 | GAITHERSBG | Prefix |
| MD | 240 | 684 | WSNG236Z13 | Prefix |
| MD | 240 | 686 | GAITHERSBG | Prefix |
| MD | 240 | 694 | WSHNGTNZN2 | Prefix |
| MD | 240 | 695 | WSHNGTNZN5 | Prefix |
| MD | 240 | 699 | BUCKEYSTN | Prefix |
| MD | 240 | 725 | LXTNPKGRML | Prefix |
| MD | 240 | 773 | WSNGTNZN10 | Prefix |
| MD | 240 | 777 | WSNGTNZN10 | Prefix |
| MD | 240 | 818 | MYERSVILLE | Prefix |
| MD | 240 | 826 | WSNGTNZN10 | Prefix |
| MD | 240 | 895 | LXTNPKGRML | Prefix |
| MD | 240 | 964 | CUMBERLAND | Prefix |
| MD | 301 | 203 | WSHNGTNZN6 | Prefix |
| MD | 301 | 205 | WSNG238Z14 | Prefix |
| MD | 301 | 206 | WSNG236Z13 | Prefix |
| MD | 301 | 208 | GAITHERSBG | Prefix |
| MD | 301 | 209 | WSHNGTNZN4 | Prefix |
| MD | 301 | 210 | LAUREL236 | Prefix |
| MD | 301 | 212 | WSNGTNZN10 | Prefix |
| MD | 301 | 214 | WSHNGTNZN2 | Prefix |
| MD | 301 | 215 | WSHNGTNZN2 | Prefix |
| MD | 301 | 216 | GAITHERSBG | Prefix |
| MD | 301 | 217 | WSNGTNZN10 | Prefix |
| MD | 301 | 218 | WSNG236Z14 | Prefix |
| MD | 301 | 220 | WSNG236Z13 | Prefix |
| MD | 301 | 223 | WILLIAMSPT | Prefix |
| MD | 301 | 226 | WSHNGTNZN4 | Prefix |
| MD | 301 | 227 | WSHNGTNZN2 | Prefix |
| MD | 301 | 228 | FREDERICK | Prefix |
| MD | 301 | 229 | WSHNGTNZN2 | Prefix |
| MD | 301 | 230 | WSNGTNZN11 | Prefix |
| MD | 301 | 231 | WSNGTNZN11 | Prefix |
| MD | 301 | 234 | WSNGTNZN16 | Prefix |
| MD | 301 | 236 | WSNGTNZN12 | Prefix |
| MD | 301 | 238 | WSNGTNZN16 | Prefix |
| MD | 301 | 239 | WSHNGTNZN4 | Prefix |
| MD | 301 | 240 | WSNGTNZN10 | Prefix |
| MD | 301 | 241 | HIGHFIELD | Prefix |
| MD | 301 | 243 | WSHNGTNZN2 | Prefix |
| MD | 301 | 245 | BITTINGER | Prefix |
| MD | 301 | 246 | NANJEMOY | Prefix |
| MD | 301 | 248 | WSHNGTNZN6 | Prefix |
| MD | 301 | 249 | WSNG236Z14 | Prefix |
| MD | 301 | 251 | WSNGTNZN10 | Prefix |
| MD | 301 | 253 | DAMASCS236 | Prefix |
| MD | 301 | 255 | WSNGTNZN11 | Prefix |
| MD | 301 | 258 | WSNGTNZN10 | Prefix |
| MD | 301 | 259 | TOMPKINSVL | Prefix |
| MD | 301 | 260 | ASHTON236 | Prefix |
| MD | 301 | 261 | WSNG238Z14 | Prefix |
| MD | 301 | 262 | WSNG236Z14 | Prefix |
| MD | 301 | 263 | WSHNGTNZN2 | Prefix |
| MD | 301 | 264 | MT SAVAGE | Prefix |
| MD | 301 | 265 | WSHNGTNZN6 | Prefix |
| MD | 301 | 270 | WSHNGTNZN3 | Prefix |
| MD | 301 | 271 | THURMONT | Prefix |
| MD | 301 | 274 | HUGHESVL | Prefix |
| MD | 301 | 277 | WSHNGTNZN4 | Prefix |
| MD | 301 | 279 | WSNGTNZN10 | Prefix |
| MD | 301 | 280 | WSHNGTNZN2 | Prefix |
| MD | 301 | 282 | WSNGTNZN12 | Prefix |
| MD | 301 | 283 | WSHNGTNZN6 | Prefix |
| MD | 301 | 285 | WSHNGTNZN3 | Prefix |
| MD | 301 | 286 | WSNG236Z13 | Prefix |
| MD | 301 | 290 | MECHANCSVL | Prefix |
| MD | 301 | 292 | WSHNGTNZN6 | Prefix |
| MD | 301 | 293 | MYERSVILLE | Prefix |
| MD | 301 | 294 | WSNGTNZN10 | Prefix |
| MD | 301 | 295 | WSHNGTNZN2 | Prefix |
| MD | 301 | 297 | WSNGTNZN16 | Prefix |
| MD | 301 | 299 | WSNGTNZN10 | Prefix |
| MD | 301 | 306 | WSHNGTNZN4 | Prefix |
| MD | 301 | 307 | WSNG238Z13 | Prefix |
| MD | 301 | 309 | WSNGTNZN10 | Prefix |
| MD | 301 | 310 | LAUREL238 | Prefix |
| MD | 301 | 313 | WSNG236Z13 | Prefix |
| MD | 301 | 315 | WSNGTNZN10 | Prefix |
| MD | 301 | 316 | WSHNGTNZN5 | Prefix |
| MD | 301 | 317 | LAUREL236 | Prefix |
| MD | 301 | 319 | WSHNGTNZN2 | Prefix |
| MD | 301 | 320 | WSHNGTNZN2 | Prefix |
| MD | 301 | 322 | WSHNGTNZN4 | Prefix |
| MD | 301 | 324 | WSHNGTNZN5 | Prefix |
| MD | 301 | 330 | GAITHERSBG | Prefix |
| MD | 301 | 333 | WSHNGTNZN5 | Prefix |
| MD | 301 | 334 | OAKLAND | Prefix |
| MD | 301 | 336 | WSHNGTNZN5 | Prefix |
| MD | 301 | 340 | WSNGTNZN10 | Prefix |
| MD | 301 | 341 | WSHNGTNZN4 | Prefix |
| MD | 301 | 342 | LXTNPKGRML | Prefix |
| MD | 301 | 344 | WSNG236Z13 | Prefix |
| MD | 301 | 345 | WSNG236Z13 | Prefix |
| MD | 301 | 347 | WSHNGTNZN2 | Prefix |
| MD | 301 | 349 | POOLESVL | Prefix |
| MD | 301 | 350 | WSHNGTNZN5 | Prefix |
| MD | 301 | 352 | WSNG236Z14 | Prefix |
| MD | 301 | 353 | WSNGTNZN10 | Prefix |
| MD | 301 | 355 | GAITHERSBG | Prefix |
| MD | 301 | 359 | WESTERNPT | Prefix |
| MD | 301 | 360 | FREDERICK | Prefix |
| MD | 301 | 362 | LAUREL236 | Prefix |
| MD | 301 | 365 | WSHNGTNZN2 | Prefix |
| MD | 301 | 368 | DAMASCS236 | Prefix |
| MD | 301 | 369 | WSNG236Z13 | Prefix |
| MD | 301 | 371 | MIDDLETOWN | Prefix |
| MD | 301 | 372 | WSNGTNZN16 | Prefix |
| MD | 301 | 373 | LEONARDTN | Prefix |
| MD | 301 | 374 | WALDORF | Prefix |
| MD | 301 | 375 | INDIANHEAD | Prefix |
| MD | 301 | 376 | LAUREL236 | Prefix |
| MD | 301 | 380 | WSHNGTNZN2 | Prefix |
| MD | 301 | 382 | WSNGTNZN11 | Prefix |
| MD | 301 | 384 | WSNGTNZN12 | Prefix |
| MD | 301 | 386 | WSHNGTNZN4 | Prefix |
| MD | 301 | 387 | OAKLAND | Prefix |
| MD | 301 | 388 | WSNGTNZN12 | Prefix |
| MD | 301 | 390 | WSNG236Z14 | Prefix |
| MD | 301 | 391 | DAMASCS236 | Prefix |
| MD | 301 | 392 | LA PLATA | Prefix |
| MD | 301 | 393 | HAGERSTOWN | Prefix |
| MD | 301 | 394 | WSHNGTNZN3 | Prefix |
| MD | 301 | 396 | WALDORF | Prefix |
| MD | 301 | 397 | WSNG236Z13 | Prefix |
| MD | 301 | 398 | WSNGTNZN10 | Prefix |
| MD | 301 | 400 | WSHNGTNZN2 | Prefix |
| MD | 301 | 402 | WSHNGTNZN2 | Prefix |
| MD | 301 | 403 | WSHNGTNZN4 | Prefix |
| MD | 301 | 407 | GAITHERSBG | Prefix |
| MD | 301 | 408 | WSHNGTNZN3 | Prefix |
| MD | 301 | 413 | WSNGTNZN11 | Prefix |
| MD | 301 | 414 | DAMASCS236 | Prefix |
| MD | 301 | 415 | WSHNGTNZN3 | Prefix |
| MD | 301 | 416 | MYERSVILLE | Prefix |
| MD | 301 | 417 | WSNGTNZN10 | Prefix |
| MD | 301 | 418 | FREDERICK | Prefix |
| MD | 301 | 419 | WSNG236Z13 | Prefix |
| MD | 301 | 420 | WSHNGTNZN5 | Prefix |
| MD | 301 | 421 | ASHTON236 | Prefix |
| MD | 301 | 422 | WSHNGTNZN4 | Prefix |
| MD | 301 | 423 | WSHNGTNZN5 | Prefix |
| MD | 301 | 424 | WSNGTNZN10 | Prefix |
| MD | 301 | 425 | WSNG236Z13 | Prefix |
| MD | 301 | 426 | WSNG236Z13 | Prefix |
| MD | 301 | 427 | WSHNGTNZN3 | Prefix |
| MD | 301 | 428 | WSNGTNZN10 | Prefix |
| MD | 301 | 429 | WSHNGTNZN4 | Prefix |
| MD | 301 | 430 | WSNG236Z14 | Prefix |
| MD | 301 | 431 | WSHNGTNZN3 | Prefix |
| MD | 301 | 432 | KEEDYSVL | Prefix |
| MD | 301 | 433 | WSHNGTNZN5 | Prefix |
| MD | 301 | 434 | WSHNGTNZN3 | Prefix |
| MD | 301 | 435 | WSHNGTNZN2 | Prefix |
| MD | 301 | 436 | WSHNGTNZN4 | Prefix |
| MD | 301 | 438 | WSNGTNZN12 | Prefix |
| MD | 301 | 439 | WSHNGTNZN3 | Prefix |
| MD | 301 | 441 | WSNG236Z13 | Prefix |
| MD | 301 | 443 | WSNGTNZN11 | Prefix |
| MD | 301 | 444 | WSNGTNZN10 | Prefix |
| MD | 301 | 445 | WSHNGTNZN3 | Prefix |
| MD | 301 | 446 | WSNG236Z13 | Prefix |
| MD | 301 | 447 | EMMITSBURG | Prefix |
| MD | 301 | 449 | WSHNGTNZN5 | Prefix |
| MD | 301 | 451 | WSHNGTNZN2 | Prefix |
| MD | 301 | 453 | KITZMILLER | Prefix |
| MD | 301 | 454 | WSHNGTNZN4 | Prefix |
| MD | 301 | 457 | WSHNGTNZN3 | Prefix |
| MD | 301 | 459 | WSHNGTNZN4 | Prefix |
| MD | 301 | 460 | WSNGTNZN11 | Prefix |
| MD | 301 | 463 | LONACONING | Prefix |
| MD | 301 | 464 | WSNG236Z14 | Prefix |
| MD | 301 | 468 | WSNGTNZN11 | Prefix |
| MD | 301 | 469 | WSHNGTNZN2 | Prefix |
| MD | 301 | 470 | WSNG236Z14 | Prefix |
| MD | 301 | 472 | MECHANCSVL | Prefix |
| MD | 301 | 473 | FREDERICK | Prefix |
| MD | 301 | 474 | WSNG236Z13 | Prefix |
| MD | 301 | 475 | LEONARDTN | Prefix |
| MD | 301 | 476 | ASHTON236 | Prefix |
| MD | 301 | 478 | FLINTSTONE | Prefix |
| MD | 301 | 480 | WSHNGTNZN2 | Prefix |
| MD | 301 | 482 | DAMASCS236 | Prefix |
| MD | 301 | 483 | LAUREL236 | Prefix |
| MD | 301 | 486 | WSNG236Z13 | Prefix |
| MD | 301 | 487 | MYERSVILLE | Prefix |
| MD | 301 | 488 | WSNG236Z13 | Prefix |
| MD | 301 | 489 | WSNG236Z13 | Prefix |
| MD | 301 | 490 | LAUREL236 | Prefix |
| MD | 301 | 492 | WSHNGTNZN2 | Prefix |
| MD | 301 | 493 | WSHNGTNZN2 | Prefix |
| MD | 301 | 494 | WSNG238Z15 | Prefix |
| MD | 301 | 495 | WSHNGTNZN3 | Prefix |
| MD | 301 | 496 | WSHNGTNZN2 | Prefix |
| MD | 301 | 497 | LAUREL236 | Prefix |
| MD | 301 | 498 | LAUREL236 | Prefix |
| MD | 301 | 499 | WSHNGTNZN5 | Prefix |
| MD | 301 | 504 | WSHNGTNZN3 | Prefix |
| MD | 301 | 505 | WSHNGTNZN6 | Prefix |
| MD | 301 | 507 | WSNG236Z13 | Prefix |
| MD | 301 | 513 | WSNG236Z13 | Prefix |
| MD | 301 | 515 | GAITHERSBG | Prefix |
| MD | 301 | 516 | WSHNGTNZN5 | Prefix |
| MD | 301 | 517 | WSNGTNZN10 | Prefix |
| MD | 301 | 519 | GAITHERSBG | Prefix |
| MD | 301 | 521 | WSHNGTNZN6 | Prefix |
| MD | 301 | 522 | WSNGTNZN11 | Prefix |
| MD | 301 | 527 | GAITHERSBG | Prefix |
| MD | 301 | 528 | GAITHERSBG | Prefix |
| MD | 301 | 530 | WSHNGTNZN2 | Prefix |
| MD | 301 | 533 | OAKLAND | Prefix |
| MD | 301 | 540 | GAITHERSBG | Prefix |
| MD | 301 | 544 | WSNGTNZN10 | Prefix |
| MD | 301 | 545 | WSNGTNZN10 | Prefix |
| MD | 301 | 546 | WSHNGTNZN4 | Prefix |
| MD | 301 | 548 | WSNGTNZN10 | Prefix |
| MD | 301 | 549 | ASHTON236 | Prefix |
| MD | 301 | 552 | WSNG236Z13 | Prefix |
| MD | 301 | 559 | WSHNGTNZN4 | Prefix |
| MD | 301 | 562 | WSHNGTNZN3 | Prefix |
| MD | 301 | 563 | WSHNGTNZN3 | Prefix |
| MD | 301 | 564 | WSHNGTNZN2 | Prefix |
| MD | 301 | 565 | WSHNGTNZN3 | Prefix |
| MD | 301 | 566 | WSNG236Z13 | Prefix |
| MD | 301 | 567 | WSHNGTNZN6 | Prefix |
| MD | 301 | 568 | WSHNGTNZN5 | Prefix |
| MD | 301 | 570 | ASHTON236 | Prefix |
| MD | 301 | 571 | WSHNGTNZN2 | Prefix |
| MD | 301 | 572 | WSHNGTNZN3 | Prefix |
| MD | 301 | 574 | WSNG236Z15 | Prefix |
| MD | 301 | 577 | WSHNGTNZN4 | Prefix |
| MD | 301 | 578 | WSHNGTNZN3 | Prefix |
| MD | 301 | 579 | BRANDYWINE | Prefix |
| MD | 301 | 581 | WSHNGTNZN2 | Prefix |
| MD | 301 | 582 | HAGERSTOWN | Prefix |
| MD | 301 | 583 | WSHNGTNZN4 | Prefix |
| MD | 301 | 585 | WSHNGTNZN3 | Prefix |
| MD | 301 | 586 | WSHNGTNZN3 | Prefix |
| MD | 301 | 587 | WSHNGTNZN3 | Prefix |
| MD | 301 | 588 | WSHNGTNZN3 | Prefix |
| MD | 301 | 589 | WSHNGTNZN3 | Prefix |
| MD | 301 | 590 | WSNGTNZN10 | Prefix |
| MD | 301 | 592 | WSHNGTNZN3 | Prefix |
| MD | 301 | 593 | WSHNGTNZN3 | Prefix |
| MD | 301 | 594 | WSHNGTNZN2 | Prefix |
| MD | 301 | 595 | WSNG236Z13 | Prefix |
| MD | 301 | 596 | LAUREL238 | Prefix |
| MD | 301 | 598 | WSNGTNZN12 | Prefix |
| MD | 301 | 599 | WSHNGTNZN5 | Prefix |
| MD | 301 | 600 | FREDERICK | Prefix |
| MD | 301 | 601 | WSNGTNZN10 | Prefix |
| MD | 301 | 603 | WSNGTNZN11 | Prefix |
| MD | 301 | 604 | LAUREL236 | Prefix |
| MD | 301 | 605 | WSNGTNZN10 | Prefix |
| MD | 301 | 607 | DAMASCS240 | Prefix |
| MD | 301 | 608 | WSHNGTNZN3 | Prefix |
| MD | 301 | 609 | WALDORF | Prefix |
| MD | 301 | 610 | WSNGTNZN10 | Prefix |
| MD | 301 | 614 | WSNG236Z13 | Prefix |
| MD | 301 | 617 | LAUREL236 | Prefix |
| MD | 301 | 618 | WSHNGTNZN4 | Prefix |
| MD | 301 | 619 | FREDERICK | Prefix |
| MD | 301 | 620 | FREDERICK | Prefix |
| MD | 301 | 621 | WSNG238Z14 | Prefix |
| MD | 301 | 622 | WSHNGTNZN3 | Prefix |
| MD | 301 | 624 | FREDERICK | Prefix |
| MD | 301 | 625 | WSHNGTNZN3 | Prefix |
| MD | 301 | 626 | WSHNGTNZN3 | Prefix |
| MD | 301 | 627 | WSNG236Z15 | Prefix |
| MD | 301 | 629 | WSNG238Z14 | Prefix |
| MD | 301 | 630 | WSHNGTNZN6 | Prefix |
| MD | 301 | 631 | FREDERICK | Prefix |
| MD | 301 | 632 | WALDORF | Prefix |
| MD | 301 | 636 | WSHNGTNZN5 | Prefix |
| MD | 301 | 638 | WALDORF | Prefix |
| MD | 301 | 640 | WSNGTNZN10 | Prefix |
| MD | 301 | 644 | FREDERICK | Prefix |
| MD | 301 | 645 | WALDORF | Prefix |
| MD | 301 | 647 | WSNG236Z13 | Prefix |
| MD | 301 | 649 | WSNGTNZN11 | Prefix |
| MD | 301 | 650 | WSHNGTNZN3 | Prefix |
| MD | 301 | 652 | WSHNGTNZN2 | Prefix |
| MD | 301 | 654 | WSHNGTNZN2 | Prefix |
| MD | 301 | 656 | WSHNGTNZN2 | Prefix |
| MD | 301 | 657 | WSHNGTNZN2 | Prefix |
| MD | 301 | 662 | FREDERICK | Prefix |
| MD | 301 | 663 | FREDERICK | Prefix |
| MD | 301 | 664 | WSHNGTNZN2 | Prefix |
| MD | 301 | 665 | HAGERSTOWN | Prefix |
| MD | 301 | 668 | FREDERICK | Prefix |
| MD | 301 | 669 | WSHNGTNZN5 | Prefix |
| MD | 301 | 670 | WSNGTNZN10 | Prefix |
| MD | 301 | 678 | HANCOCK | Prefix |
| MD | 301 | 680 | WSHNGTNZN3 | Prefix |
| MD | 301 | 681 | WSHNGTNZN3 | Prefix |
| MD | 301 | 682 | FREDERICK | Prefix |
| MD | 301 | 686 | WSHNGTNZN6 | Prefix |
| MD | 301 | 687 | FROSTBURG | Prefix |
| MD | 301 | 688 | WSNG236Z13 | Prefix |
| MD | 301 | 689 | FROSTBURG | Prefix |
| MD | 301 | 694 | FREDERICK | Prefix |
| MD | 301 | 695 | FREDERICK | Prefix |
| MD | 301 | 696 | FREDERICK | Prefix |
| MD | 301 | 698 | FREDERICK | Prefix |
| MD | 301 | 699 | WSHNGTNZN4 | Prefix |
| MD | 301 | 702 | WSHNGTNZN5 | Prefix |
| MD | 301 | 705 | WALDORF | Prefix |
| MD | 301 | 713 | WSHNGTNZN3 | Prefix |
| MD | 301 | 714 | HAGERSTOWN | Prefix |
| MD | 301 | 716 | WSNG236Z13 | Prefix |
| MD | 301 | 718 | WSHNGTNZN2 | Prefix |
| MD | 301 | 721 | WSNGTNZN10 | Prefix |
| MD | 301 | 722 | CUMBERLAND | Prefix |
| MD | 301 | 723 | CUMBERLAND | Prefix |
| MD | 301 | 724 | CUMBERLAND | Prefix |
| MD | 301 | 725 | LAUREL236 | Prefix |
| MD | 301 | 729 | CUMBERLAND | Prefix |
| MD | 301 | 731 | WSHNGTNZN4 | Prefix |
| MD | 301 | 733 | HAGERSTOWN | Prefix |
| MD | 301 | 734 | WSHNGTNZN3 | Prefix |
| MD | 301 | 735 | WSHNGTNZN5 | Prefix |
| MD | 301 | 736 | WSHNGTNZN5 | Prefix |
| MD | 301 | 737 | LXTNPKGRML | Prefix |
| MD | 301 | 738 | WSNGTNZN10 | Prefix |
| MD | 301 | 739 | HAGERSTOWN | Prefix |
| MD | 301 | 740 | GAITHERSBG | Prefix |
| MD | 301 | 743 | INDIANHEAD | Prefix |
| MD | 301 | 744 | INDIANHEAD | Prefix |
| MD | 301 | 745 | HAGERSTOWN | Prefix |
| MD | 301 | 746 | FRIENDSVL | Prefix |
| MD | 301 | 749 | WSHNGTNZN6 | Prefix |
| MD | 301 | 753 | WSHNGTNZN6 | Prefix |
| MD | 301 | 754 | WSHNGTNZN3 | Prefix |
| MD | 301 | 757 | LXTNPKGRML | Prefix |
| MD | 301 | 759 | CUMBERLAND | Prefix |
| MD | 301 | 762 | WSNGTNZN10 | Prefix |
| MD | 301 | 763 | WSHNGTNZN5 | Prefix |
| MD | 301 | 764 | WALDORF | Prefix |
| MD | 301 | 765 | WSNGTNZN10 | Prefix |
| MD | 301 | 766 | HAGERSTOWN | Prefix |
| MD | 301 | 767 | WSHNGTNZN2 | Prefix |
| MD | 301 | 769 | LEONARDTN | Prefix |
| MD | 301 | 770 | WSNGTNZN11 | Prefix |
| MD | 301 | 771 | WSHNGTNZN2 | Prefix |
| MD | 301 | 772 | WSHNGTNZN4 | Prefix |
| MD | 301 | 773 | WSHNGTNZN4 | Prefix |
| MD | 301 | 774 | ASHTON236 | Prefix |
| MD | 301 | 776 | LAUREL236 | Prefix |
| MD | 301 | 777 | CUMBERLAND | Prefix |
| MD | 301 | 779 | WSHNGTNZN4 | Prefix |
| MD | 301 | 780 | WSNG236Z15 | Prefix |
| MD | 301 | 782 | BRANDYWINE | Prefix |
| MD | 301 | 784 | CUMBERLAND | Prefix |
| MD | 301 | 786 | MCCOOLE | Prefix |
| MD | 301 | 790 | HAGERSTOWN | Prefix |
| MD | 301 | 791 | HAGERSTOWN | Prefix |
| MD | 301 | 794 | WSNG236Z14 | Prefix |
| MD | 301 | 796 | WSNG236Z13 | Prefix |
| MD | 301 | 797 | HAGERSTOWN | Prefix |
| MD | 301 | 798 | DAMASCS240 | Prefix |
| MD | 301 | 803 | WSHNGTNZN2 | Prefix |
| MD | 301 | 805 | WSNG236Z14 | Prefix |
| MD | 301 | 808 | WSHNGTNZN5 | Prefix |
| MD | 301 | 809 | WSNG236Z14 | Prefix |
| MD | 301 | 812 | WSNG238Z15 | Prefix |
| MD | 301 | 815 | FREDERICK | Prefix |
| MD | 301 | 816 | WSNGTNZN11 | Prefix |
| MD | 301 | 817 | WSHNGTNZN5 | Prefix |
| MD | 301 | 819 | WSHNGTNZN3 | Prefix |
| MD | 301 | 824 | SMITHSBURG | Prefix |
| MD | 301 | 826 | LXTNPKGRML | Prefix |
| MD | 301 | 827 | WSHNGTNZN2 | Prefix |
| MD | 301 | 829 | MOUNT AIRY | Prefix |
| MD | 301 | 831 | DAMASCS240 | Prefix |
| MD | 301 | 834 | BRUNSWICK | Prefix |
| MD | 301 | 836 | WSHNGTNZN5 | Prefix |
| MD | 301 | 838 | WSNGTNZN10 | Prefix |
| MD | 301 | 839 | WSHNGTNZN6 | Prefix |
| MD | 301 | 840 | WSNGTNZN10 | Prefix |
| MD | 301 | 842 | CLEAR SPG | Prefix |
| MD | 301 | 843 | WSHNGTNZN6 | Prefix |
| MD | 301 | 845 | WALKERSVL | Prefix |
| MD | 301 | 846 | FREDERICK | Prefix |
| MD | 301 | 847 | WSNGTNZN12 | Prefix |
| MD | 301 | 851 | WSHNGTNZN4 | Prefix |
| MD | 301 | 852 | WSHNGTNZN4 | Prefix |
| MD | 301 | 853 | WSHNGTNZN4 | Prefix |
| MD | 301 | 854 | ASHTON238 | Prefix |
| MD | 301 | 855 | WSNG238Z15 | Prefix |
| MD | 301 | 856 | WSNGTNZN16 | Prefix |
| MD | 301 | 858 | WSNG238Z14 | Prefix |
| MD | 301 | 860 | WSNG236Z14 | Prefix |
| MD | 301 | 862 | LXTNPKGRML | Prefix |
| MD | 301 | 863 | LXTNPKGRML | Prefix |
| MD | 301 | 864 | WSHNGTNZN4 | Prefix |
| MD | 301 | 865 | NEW MARKET | Prefix |
| MD | 301 | 866 | LXTNPKGRML | Prefix |
| MD | 301 | 868 | WSNGTNZN16 | Prefix |
| MD | 301 | 869 | GAITHERSBG | Prefix |
| MD | 301 | 870 | WSHNGTNZN6 | Prefix |
| MD | 301 | 871 | WSNGTNZN11 | Prefix |
| MD | 301 | 872 | RIDGE | Prefix |
| MD | 301 | 874 | BUCKEYSTN | Prefix |
| MD | 301 | 877 | WSNGTNZN16 | Prefix |
| MD | 301 | 879 | WSNGTNZN12 | Prefix |
| MD | 301 | 881 | WSNGTNZN11 | Prefix |
| MD | 301 | 883 | WSHNGTNZN5 | Prefix |
| MD | 301 | 884 | MECHANCSVL | Prefix |
| MD | 301 | 885 | WALDORF | Prefix |
| MD | 301 | 886 | WSNG236Z13 | Prefix |
| MD | 301 | 887 | WSHNGTNZN4 | Prefix |
| MD | 301 | 888 | WSNGTNZN16 | Prefix |
| MD | 301 | 889 | WSNG238Z14 | Prefix |
| MD | 301 | 890 | WSNGTNZN12 | Prefix |
| MD | 301 | 891 | WSHNGTNZN3 | Prefix |
| MD | 301 | 892 | WSHNGTNZN4 | Prefix |
| MD | 301 | 893 | WSHNGTNZN6 | Prefix |
| MD | 301 | 894 | WSHNGTNZN6 | Prefix |
| MD | 301 | 895 | GRANTSVL | Prefix |
| MD | 301 | 896 | WSHNGTNZN2 | Prefix |
| MD | 301 | 897 | WSHNGTNZN2 | Prefix |
| MD | 301 | 898 | FREDERICK | Prefix |
| MD | 301 | 899 | WSHNGTNZN5 | Prefix |
| MD | 301 | 901 | WSNG236Z13 | Prefix |
| MD | 301 | 902 | WSNG236Z13 | Prefix |
| MD | 301 | 903 | WSNGTNZN10 | Prefix |
| MD | 301 | 905 | WSHNGTNZN3 | Prefix |
| MD | 301 | 907 | WSHNGTNZN2 | Prefix |
| MD | 301 | 912 | WSNG238Z14 | Prefix |
| MD | 301 | 913 | WSHNGTNZN2 | Prefix |
| MD | 301 | 916 | GAITHERSBG | Prefix |
| MD | 301 | 918 | WSHNGTNZN4 | Prefix |
| MD | 301 | 921 | WSNGTNZN10 | Prefix |
| MD | 301 | 924 | WSNGTNZN12 | Prefix |
| MD | 301 | 925 | WSHNGTNZN5 | Prefix |
| MD | 301 | 926 | GAITHERSBG | Prefix |
| MD | 301 | 927 | WSHNGTNZN4 | Prefix |
| MD | 301 | 929 | WSNGTNZN11 | Prefix |
| MD | 301 | 930 | WSHNGTNZN3 | Prefix |
| MD | 301 | 931 | WSNG236Z13 | Prefix |
| MD | 301 | 932 | WALDORF | Prefix |
| MD | 301 | 933 | WSNGTNZN11 | Prefix |
| MD | 301 | 934 | LA PLATA | Prefix |
| MD | 301 | 935 | WSNG236Z13 | Prefix |
| MD | 301 | 937 | WSNG236Z13 | Prefix |
| MD | 301 | 939 | WSNG236Z13 | Prefix |
| MD | 301 | 940 | WSHNGTNZN2 | Prefix |
| MD | 301 | 941 | WSHNGTNZN2 | Prefix |
| MD | 301 | 942 | WSNGTNZN11 | Prefix |
| MD | 301 | 946 | WSNGTNZN11 | Prefix |
| MD | 301 | 947 | GAITHERSBG | Prefix |
| MD | 301 | 948 | WSNGTNZN10 | Prefix |
| MD | 301 | 949 | WSNGTNZN11 | Prefix |
| MD | 301 | 951 | WSHNGTNZN2 | Prefix |
| MD | 301 | 952 | WSNG236Z15 | Prefix |
| MD | 301 | 953 | WSNG236Z13 | Prefix |
| MD | 301 | 956 | GAITHERSBG | Prefix |
| MD | 301 | 961 | WSHNGTNZN2 | Prefix |
| MD | 301 | 962 | WSNGTNZN11 | Prefix |
| MD | 301 | 963 | GAITHERSBG | Prefix |
| MD | 301 | 967 | WSHNGTNZN5 | Prefix |
| MD | 301 | 970 | WSNG238Z14 | Prefix |
| MD | 301 | 972 | GAITHERSBG | Prefix |
| MD | 301 | 975 | WSNGTNZN10 | Prefix |
| MD | 301 | 977 | GAITHERSBG | Prefix |
| MD | 301 | 978 | WSNGTNZN10 | Prefix |
| MD | 301 | 979 | WSNGTNZN10 | Prefix |
| MD | 301 | 982 | WSNG236Z13 | Prefix |
| MD | 301 | 983 | WSNGTNZN10 | Prefix |
| MD | 301 | 984 | WSNGTNZN11 | Prefix |
| MD | 301 | 985 | WSHNGTNZN4 | Prefix |
| MD | 301 | 986 | WSHNGTNZN2 | Prefix |
| MD | 301 | 987 | GAITHERSBG | Prefix |
| MD | 301 | 989 | WSNGTNZN12 | Prefix |
| MD | 301 | 990 | GAITHERSBG | Prefix |
| MD | 301 | 993 | WSNG236Z13 | Prefix |
| MD | 301 | 994 | LXTNPKGRML | Prefix |
| MD | 301 | 995 | LXTNPKGRML | Prefix |
| MD | 301 | 997 | LEONARDTN | Prefix |
| MD | 301 | 998 | WSNGTNZN11 | Prefix |
| MD | 410 | 203 | ELLICOTTCY | Prefix |
| MD | 410 | 204 | ARBUTUS | Prefix |
| MD | 410 | 208 | BERLIN | Prefix |
| MD | 410 | 209 | BALTIMORE | Prefix |
| MD | 410 | 213 | OCEAN CITY | Prefix |
| MD | 410 | 216 | ANNAPOLIS | Prefix |
| MD | 410 | 217 | BALTIMORE | Prefix |
| MD | 410 | 219 | SALISBURY | Prefix |
| MD | 410 | 221 | CAMBRIDGE | Prefix |
| MD | 410 | 222 | SEVERN | Prefix |
| MD | 410 | 223 | BALTIMORE | Prefix |
| MD | 410 | 224 | ANNAPOLIS | Prefix |
| MD | 410 | 225 | BALTIMORE | Prefix |
| MD | 410 | 226 | OXFORD | Prefix |
| MD | 410 | 228 | CAMBRIDGE | Prefix |
| MD | 410 | 229 | COCKEYSVL | Prefix |
| MD | 410 | 230 | BALTIMORE | Prefix |
| MD | 410 | 233 | BALTIMORE | Prefix |
| MD | 410 | 234 | BALTIMORE | Prefix |
| MD | 410 | 235 | BALTIMORE | Prefix |
| MD | 410 | 237 | BALTIMORE | Prefix |
| MD | 410 | 238 | ESSEX | Prefix |
| MD | 410 | 239 | REISTERSTN | Prefix |
| MD | 410 | 242 | ARBUTUS | Prefix |
| MD | 410 | 243 | BALTIMORE | Prefix |
| MD | 410 | 244 | BALTIMORE | Prefix |
| MD | 410 | 247 | ARBUTUS | Prefix |
| MD | 410 | 248 | PARKVILLE | Prefix |
| MD | 410 | 249 | TOWSON | Prefix |
| MD | 410 | 250 | OCEAN CITY | Prefix |
| MD | 410 | 252 | TOWSON | Prefix |
| MD | 410 | 254 | BALTIMORE | Prefix |
| MD | 410 | 255 | ARGRGBSNIS | Prefix |
| MD | 410 | 256 | PARKVILLE | Prefix |
| MD | 410 | 257 | NORTHBEACH | Prefix |
| MD | 410 | 260 | SEVERNA PK | Prefix |
| MD | 410 | 261 | BALTIMORE | Prefix |
| MD | 410 | 263 | ANNAPOLIS | Prefix |
| MD | 410 | 264 | WATERLO236 | Prefix |
| MD | 410 | 265 | WOODLAWN | Prefix |
| MD | 410 | 266 | ANNAPOLIS | Prefix |
| MD | 410 | 267 | ANNAPOLIS | Prefix |
| MD | 410 | 268 | ANNAPOLIS | Prefix |
| MD | 410 | 269 | SEVERNA PK | Prefix |
| MD | 410 | 272 | ABERDEEN | Prefix |
| MD | 410 | 273 | ABERDEEN | Prefix |
| MD | 410 | 275 | CECILTON | Prefix |
| MD | 410 | 276 | BALTIMORE | Prefix |
| MD | 410 | 277 | WOODLAWN | Prefix |
| MD | 410 | 278 | ABERDEEN | Prefix |
| MD | 410 | 280 | ANNAPOLIS | Prefix |
| MD | 410 | 281 | WOODLAWN | Prefix |
| MD | 410 | 282 | DUNDALK | Prefix |
| MD | 410 | 284 | DUNDALK | Prefix |
| MD | 410 | 285 | DUNDALK | Prefix |
| MD | 410 | 286 | NORTHBEACH | Prefix |
| MD | 410 | 287 | NORTH EAST | Prefix |
| MD | 410 | 288 | DUNDALK | Prefix |
| MD | 410 | 289 | OCEAN CITY | Prefix |
| MD | 410 | 290 | COLUMBIA | Prefix |
| MD | 410 | 291 | BALTIMORE | Prefix |
| MD | 410 | 295 | ANNAPOLIS | Prefix |
| MD | 410 | 296 | TOWSON | Prefix |
| MD | 410 | 297 | ABERDEEN | Prefix |
| MD | 410 | 298 | WOODLAWN | Prefix |
| MD | 410 | 305 | ODENTON | Prefix |
| MD | 410 | 306 | ABERDEEN | Prefix |
| MD | 410 | 307 | TOWSON | Prefix |
| MD | 410 | 308 | TOWSON | Prefix |
| MD | 410 | 309 | COLUMBIA | Prefix |
| MD | 410 | 312 | COLUMBIA | Prefix |
| MD | 410 | 313 | ELLICOTTCY | Prefix |
| MD | 410 | 315 | SEVERNA PK | Prefix |
| MD | 410 | 316 | COCKEYSVL | Prefix |
| MD | 410 | 318 | BALTIMORE | Prefix |
| MD | 410 | 319 | BALTIMORE | Prefix |
| MD | 410 | 321 | TOWSON | Prefix |
| MD | 410 | 323 | BALTIMORE | Prefix |
| MD | 410 | 324 | TOWSON | Prefix |
| MD | 410 | 325 | BALTIMORE | Prefix |
| MD | 410 | 326 | SOLOMONS | Prefix |
| MD | 410 | 327 | BALTIMORE | Prefix |
| MD | 410 | 328 | BALTIMORE | Prefix |
| MD | 410 | 329 | COCKEYSVL | Prefix |
| MD | 410 | 332 | BALTIMORE | Prefix |
| MD | 410 | 333 | BALTIMORE | Prefix |
| MD | 410 | 334 | SALISBURY | Prefix |
| MD | 410 | 335 | CHASE | Prefix |
| MD | 410 | 337 | TOWSON | Prefix |
| MD | 410 | 338 | BALTIMORE | Prefix |
| MD | 410 | 339 | TOWSON | Prefix |
| MD | 410 | 341 | SALISBURY | Prefix |
| MD | 410 | 342 | BALTIMORE | Prefix |
| MD | 410 | 343 | SPARKSGLNC | Prefix |
| MD | 410 | 344 | CHASE | Prefix |
| MD | 410 | 345 | PIKESVILLE | Prefix |
| MD | 410 | 346 | SILVER RUN | Prefix |
| MD | 410 | 347 | BALTIMORE | Prefix |
| MD | 410 | 348 | STILL POND | Prefix |
| MD | 410 | 349 | ANNAPOLIS | Prefix |
| MD | 410 | 350 | BALTIMORE | Prefix |
| MD | 410 | 352 | BISHOPVL | Prefix |
| MD | 410 | 354 | BALTIMORE | Prefix |
| MD | 410 | 355 | BALTIMORE | Prefix |
| MD | 410 | 356 | PIKESVILLE | Prefix |
| MD | 410 | 357 | PARKTON | Prefix |
| MD | 410 | 358 | BALTIMORE | Prefix |
| MD | 410 | 359 | BALTIMORE | Prefix |
| MD | 410 | 360 | ARGRGBSNIS | Prefix |
| MD | 410 | 361 | BALTIMORE | Prefix |
| MD | 410 | 362 | BALTIMORE | Prefix |
| MD | 410 | 363 | PIKESVILLE | Prefix |
| MD | 410 | 364 | HILLSBORO | Prefix |
| MD | 410 | 366 | BALTIMORE | Prefix |
| MD | 410 | 367 | BALTIMORE | Prefix |
| MD | 410 | 368 | BALTIMORE | Prefix |
| MD | 410 | 372 | TOWSON | Prefix |
| MD | 410 | 374 | HAMPSTEAD | Prefix |
| MD | 410 | 376 | VIENNA | Prefix |
| MD | 410 | 377 | TOWSON | Prefix |
| MD | 410 | 378 | PT DEPOSIT | Prefix |
| MD | 410 | 379 | ELKRIDGE | Prefix |
| MD | 410 | 381 | COLUMBIA | Prefix |
| MD | 410 | 383 | BALTIMORE | Prefix |
| MD | 410 | 384 | SEVERNA PK | Prefix |
| MD | 410 | 385 | BALTIMORE | Prefix |
| MD | 410 | 386 | WESTMINSTR | Prefix |
| MD | 410 | 388 | SPARROWSPT | Prefix |
| MD | 410 | 391 | ESSEX | Prefix |
| MD | 410 | 392 | ELKTON | Prefix |
| MD | 410 | 393 | BALTIMORE | Prefix |
| MD | 410 | 394 | SOLOMONS | Prefix |
| MD | 410 | 395 | ARBUTUS | Prefix |
| MD | 410 | 396 | BALTIMORE | Prefix |
| MD | 410 | 397 | WINGATE | Prefix |
| MD | 410 | 398 | ELKTON | Prefix |
| MD | 410 | 399 | BEL AIR | Prefix |
| MD | 410 | 405 | FORK | Prefix |
| MD | 410 | 407 | ELKRIDGE | Prefix |
| MD | 410 | 414 | PRINCEFRCK | Prefix |
| MD | 410 | 415 | PIKESVILLE | Prefix |
| MD | 410 | 416 | WATERLO236 | Prefix |
| MD | 410 | 417 | EDGEWOOD | Prefix |
| MD | 410 | 418 | ELLICOTTCY | Prefix |
| MD | 410 | 420 | BEL AIR | Prefix |
| MD | 410 | 421 | SEVERNA PK | Prefix |
| MD | 410 | 424 | GLENBURNIE | Prefix |
| MD | 410 | 425 | SMITH IS | Prefix |
| MD | 410 | 426 | BALTIMORE | Prefix |
| MD | 410 | 429 | WORTHINGTN | Prefix |
| MD | 410 | 431 | SEVERNA PK | Prefix |
| MD | 410 | 432 | SEVERNA PK | Prefix |
| MD | 410 | 433 | BALTIMORE | Prefix |
| MD | 410 | 435 | BALTIMORE | Prefix |
| MD | 410 | 436 | EDGEWOOD | Prefix |
| MD | 410 | 437 | ARGRGBSNIS | Prefix |
| MD | 410 | 438 | SUDLERSVL | Prefix |
| MD | 410 | 439 | ARGRGBSNIS | Prefix |
| MD | 410 | 442 | ELLICOTTCY | Prefix |
| MD | 410 | 444 | BALTIMORE | Prefix |
| MD | 410 | 448 | BALTIMORE | Prefix |
| MD | 410 | 450 | BALTIMORE | Prefix |
| MD | 410 | 451 | CROFTON | Prefix |
| MD | 410 | 452 | CARDIFF | Prefix |
| MD | 410 | 453 | TOWSON | Prefix |
| MD | 410 | 455 | CATONSVL | Prefix |
| MD | 410 | 457 | DARLINGTON | Prefix |
| MD | 410 | 461 | ELLICOTTCY | Prefix |
| MD | 410 | 462 | BALTIMORE | Prefix |
| MD | 410 | 464 | BALTIMORE | Prefix |
| MD | 410 | 465 | ELLICOTTCY | Prefix |
| MD | 410 | 466 | BALTIMORE | Prefix |
| MD | 410 | 467 | BALTIMORE | Prefix |
| MD | 410 | 468 | BALTIMORE | Prefix |
| MD | 410 | 469 | BALTIMORE | Prefix |
| MD | 410 | 470 | BALTIMORE | Prefix |
| MD | 410 | 471 | ELKRIDGE | Prefix |
| MD | 410 | 472 | SPARKSGLNC | Prefix |
| MD | 410 | 476 | TRAPPE | Prefix |
| MD | 410 | 477 | SPARROWSPT | Prefix |
| MD | 410 | 479 | DENTON | Prefix |
| MD | 410 | 480 | ELLICOTTCY | Prefix |
| MD | 410 | 482 | GREENSBORO | Prefix |
| MD | 410 | 483 | BALTIMORE | Prefix |
| MD | 410 | 484 | PIKESVILLE | Prefix |
| MD | 410 | 485 | BALTIMORE | Prefix |
| MD | 410 | 486 | PIKESVILLE | Prefix |
| MD | 410 | 488 | BALTIMORE | Prefix |
| MD | 410 | 489 | GLENWOOD | Prefix |
| MD | 410 | 494 | TOWSON | Prefix |
| MD | 410 | 495 | PRINCEFRCK | Prefix |
| MD | 410 | 496 | RANDALLSTN | Prefix |
| MD | 410 | 502 | BALTIMORE | Prefix |
| MD | 410 | 503 | ELKRIDGE | Prefix |
| MD | 410 | 504 | PIKESVILLE | Prefix |
| MD | 410 | 505 | ELLICOTTCY | Prefix |
| MD | 410 | 506 | ELKTON | Prefix |
| MD | 410 | 508 | GLENBURNIE | Prefix |
| MD | 410 | 512 | TOWSON | Prefix |
| MD | 410 | 514 | SEVERN | Prefix |
| MD | 410 | 515 | FORK | Prefix |
| MD | 410 | 516 | BALTIMORE | Prefix |
| MD | 410 | 517 | REISTERSTN | Prefix |
| MD | 410 | 518 | SEVERNA PK | Prefix |
| MD | 410 | 519 | SEVERN | Prefix |
| MD | 410 | 520 | OCEAN CITY | Prefix |
| MD | 410 | 521 | RANDALLSTN | Prefix |
| MD | 410 | 522 | BALTIMORE | Prefix |
| MD | 410 | 523 | BALTIMORE | Prefix |
| MD | 410 | 524 | OCEAN CITY | Prefix |
| MD | 410 | 525 | BALTIMORE | Prefix |
| MD | 410 | 526 | REISTERSTN | Prefix |
| MD | 410 | 527 | COCKEYSVL | Prefix |
| MD | 410 | 528 | BALTIMORE | Prefix |
| MD | 410 | 529 | PARKVILLE | Prefix |
| MD | 410 | 531 | COLUMBIA | Prefix |
| MD | 410 | 532 | BALTIMORE | Prefix |
| MD | 410 | 534 | BALTIMORE | Prefix |
| MD | 410 | 535 | PRINCEFRCK | Prefix |
| MD | 410 | 536 | ARBUTUS | Prefix |
| MD | 410 | 537 | BALTIMORE | Prefix |
| MD | 410 | 538 | FORK | Prefix |
| MD | 410 | 539 | BALTIMORE | Prefix |
| MD | 410 | 540 | ELKRIDGE | Prefix |
| MD | 410 | 541 | SEVERNA PK | Prefix |
| MD | 410 | 542 | BALTIMORE | Prefix |
| MD | 410 | 543 | SALISBURY | Prefix |
| MD | 410 | 544 | SEVERNA PK | Prefix |
| MD | 410 | 545 | BALTIMORE | Prefix |
| MD | 410 | 546 | SALISBURY | Prefix |
| MD | 410 | 547 | BALTIMORE | Prefix |
| MD | 410 | 548 | SALISBURY | Prefix |
| MD | 410 | 549 | SYKESVILLE | Prefix |
| MD | 410 | 550 | BALTIMORE | Prefix |
| MD | 410 | 551 | SEVERN | Prefix |
| MD | 410 | 552 | SYKESVILLE | Prefix |
| MD | 410 | 553 | GLENBURNIE | Prefix |
| MD | 410 | 554 | BALTIMORE | Prefix |
| MD | 410 | 556 | CHURCHHILL | Prefix |
| MD | 410 | 557 | FORK | Prefix |
| MD | 410 | 558 | BALTIMORE | Prefix |
| MD | 410 | 560 | TOWSON | Prefix |
| MD | 410 | 561 | TOWSON | Prefix |
| MD | 410 | 563 | BALTIMORE | Prefix |
| MD | 410 | 566 | BALTIMORE | Prefix |
| MD | 410 | 569 | EDGEWOOD | Prefix |
| MD | 410 | 571 | ANNAPOLIS | Prefix |
| MD | 410 | 572 | SALISBURY | Prefix |
| MD | 410 | 573 | ANNAPOLIS | Prefix |
| MD | 410 | 574 | ESSEX | Prefix |
| MD | 410 | 575 | FORK | Prefix |
| MD | 410 | 576 | BALTIMORE | Prefix |
| MD | 410 | 577 | PIKESVILLE | Prefix |
| MD | 410 | 578 | BALTIMORE | Prefix |
| MD | 410 | 579 | ELKRIDGE | Prefix |
| MD | 410 | 580 | PIKESVILLE | Prefix |
| MD | 410 | 581 | PIKESVILLE | Prefix |
| MD | 410 | 582 | GLENBURNIE | Prefix |
| MD | 410 | 583 | TOWSON | Prefix |
| MD | 410 | 584 | COCKEYSVL | Prefix |
| MD | 410 | 585 | BALTIMORE | Prefix |
| MD | 410 | 586 | PRINCEFRCK | Prefix |
| MD | 410 | 587 | ARBUTUS | Prefix |
| MD | 410 | 588 | BEL AIR | Prefix |
| MD | 410 | 590 | GLENBURNIE | Prefix |
| MD | 410 | 592 | FORK | Prefix |
| MD | 410 | 593 | FORK | Prefix |
| MD | 410 | 594 | WOODLAWN | Prefix |
| MD | 410 | 597 | WOODLAWN | Prefix |
| MD | 410 | 601 | BALTIMORE | Prefix |
| MD | 410 | 602 | PIKESVILLE | Prefix |
| MD | 410 | 604 | STEVENSVL | Prefix |
| MD | 410 | 605 | BALTIMORE | Prefix |
| MD | 410 | 606 | WATERLO236 | Prefix |
| MD | 410 | 609 | BRYNPKLNCM | Prefix |
| MD | 410 | 612 | EDGEWOOD | Prefix |
| MD | 410 | 613 | BALTIMORE | Prefix |
| MD | 410 | 614 | BALTIMORE | Prefix |
| MD | 410 | 617 | BALTIMORE | Prefix |
| MD | 410 | 619 | WATERLO236 | Prefix |
| MD | 410 | 620 | ELKTON | Prefix |
| MD | 410 | 621 | PRINCEANNE | Prefix |
| MD | 410 | 623 | MARION | Prefix |
| MD | 410 | 624 | BALTIMORE | Prefix |
| MD | 410 | 625 | BALTIMORE | Prefix |
| MD | 410 | 626 | ANNAPOLIS | Prefix |
| MD | 410 | 628 | COCKEYSVL | Prefix |
| MD | 410 | 629 | BERLIN | Prefix |
| MD | 410 | 631 | BALTIMORE | Prefix |
| MD | 410 | 632 | SNOW HILL | Prefix |
| MD | 410 | 633 | BALTIMORE | Prefix |
| MD | 410 | 634 | RIDGELY | Prefix |
| MD | 410 | 635 | NEWWINDSOR | Prefix |
| MD | 410 | 636 | BRYNPKLNCM | Prefix |
| MD | 410 | 637 | BALTIMORE | Prefix |
| MD | 410 | 638 | BEL AIR | Prefix |
| MD | 410 | 639 | ROCK HALL | Prefix |
| MD | 410 | 641 | BERLIN | Prefix |
| MD | 410 | 642 | PERRYVILLE | Prefix |
| MD | 410 | 643 | STEVENSVL | Prefix |
| MD | 410 | 644 | BALTIMORE | Prefix |
| MD | 410 | 646 | BALTIMORE | Prefix |
| MD | 410 | 647 | SEVERNA PK | Prefix |
| MD | 410 | 648 | GALENA | Prefix |
| MD | 410 | 651 | PRINCEANNE | Prefix |
| MD | 410 | 653 | PIKESVILLE | Prefix |
| MD | 410 | 654 | PIKESVILLE | Prefix |
| MD | 410 | 655 | RANDALLSTN | Prefix |
| MD | 410 | 659 | BALTIMORE | Prefix |
| MD | 410 | 661 | PARKVILLE | Prefix |
| MD | 410 | 662 | BALTIMORE | Prefix |
| MD | 410 | 663 | PARKVILLE | Prefix |
| MD | 410 | 664 | BALTIMORE | Prefix |
| MD | 410 | 665 | PARKVILLE | Prefix |
| MD | 410 | 666 | COCKEYSVL | Prefix |
| MD | 410 | 667 | COCKEYSVL | Prefix |
| MD | 410 | 668 | PARKVILLE | Prefix |
| MD | 410 | 669 | BALTIMORE | Prefix |
| MD | 410 | 671 | EDGEWOOD | Prefix |
| MD | 410 | 672 | ODENTON | Prefix |
| MD | 410 | 673 | PRESTON | Prefix |
| MD | 410 | 674 | ODENTON | Prefix |
| MD | 410 | 675 | BALTIMORE | Prefix |
| MD | 410 | 676 | EDGEWOOD | Prefix |
| MD | 410 | 677 | SALISBURY | Prefix |
| MD | 410 | 679 | FORK | Prefix |
| MD | 410 | 682 | ESSEX | Prefix |
| MD | 410 | 683 | COCKEYSVL | Prefix |
| MD | 410 | 684 | GLENBURNIE | Prefix |
| MD | 410 | 685 | BALTIMORE | Prefix |
| MD | 410 | 686 | ESSEX | Prefix |
| MD | 410 | 687 | ESSEX | Prefix |
| MD | 410 | 691 | GLENBURNIE | Prefix |
| MD | 410 | 692 | JARRETTSVL | Prefix |
| MD | 410 | 694 | GLENBURNIE | Prefix |
| MD | 410 | 695 | ODENTON | Prefix |
| MD | 410 | 706 | BALTIMORE | Prefix |
| MD | 410 | 712 | ELKRIDGE | Prefix |
| MD | 410 | 715 | COLUMBIA | Prefix |
| MD | 410 | 716 | TOWSON | Prefix |
| MD | 410 | 719 | CATONSVL | Prefix |
| MD | 410 | 720 | ELLICOTTCY | Prefix |
| MD | 410 | 721 | CROFTON | Prefix |
| MD | 410 | 722 | WATERLO236 | Prefix |
| MD | 410 | 723 | OCEAN CITY | Prefix |
| MD | 410 | 724 | WATERLO236 | Prefix |
| MD | 410 | 727 | BALTIMORE | Prefix |
| MD | 410 | 728 | BALTIMORE | Prefix |
| MD | 410 | 729 | SEVERN | Prefix |
| MD | 410 | 730 | COLUMBIA | Prefix |
| MD | 410 | 732 | BALTIMORE | Prefix |
| MD | 410 | 734 | CHURCHVL | Prefix |
| MD | 410 | 736 | BALTIMORE | Prefix |
| MD | 410 | 737 | ARBUTUS | Prefix |
| MD | 410 | 738 | WATERLO236 | Prefix |
| MD | 410 | 740 | COLUMBIA | Prefix |
| MD | 410 | 741 | WEST RIVER | Prefix |
| MD | 410 | 742 | SALISBURY | Prefix |
| MD | 410 | 744 | CATONSVL | Prefix |
| MD | 410 | 745 | STMICHAELS | Prefix |
| MD | 410 | 747 | CATONSVL | Prefix |
| MD | 410 | 749 | SALISBURY | Prefix |
| MD | 410 | 750 | ELLICOTTCY | Prefix |
| MD | 410 | 751 | WESTMINSTR | Prefix |
| MD | 410 | 752 | BALTIMORE | Prefix |
| MD | 410 | 754 | FEDERALSBG | Prefix |
| MD | 410 | 755 | WARWICK | Prefix |
| MD | 410 | 756 | TANEYTOWN | Prefix |
| MD | 410 | 757 | ANNAPOLIS | Prefix |
| MD | 410 | 758 | CENTREVL | Prefix |
| MD | 410 | 759 | BALTIMORE | Prefix |
| MD | 410 | 760 | GLENBURNIE | Prefix |
| MD | 410 | 761 | GLENBURNIE | Prefix |
| MD | 410 | 762 | GLENBURNIE | Prefix |
| MD | 410 | 763 | EASTON | Prefix |
| MD | 410 | 764 | BALTIMORE | Prefix |
| MD | 410 | 765 | GLENBURNIE | Prefix |
| MD | 410 | 766 | GLENBURNIE | Prefix |
| MD | 410 | 767 | BALTIMORE | Prefix |
| MD | 410 | 768 | GLENBURNIE | Prefix |
| MD | 410 | 769 | TOWSON | Prefix |
| MD | 410 | 770 | EASTON | Prefix |
| MD | 410 | 771 | COCKEYSVL | Prefix |
| MD | 410 | 772 | COLUMBIA | Prefix |
| MD | 410 | 773 | COCKEYSVL | Prefix |
| MD | 410 | 775 | UNION BDG | Prefix |
| MD | 410 | 778 | CHESTERTN | Prefix |
| MD | 410 | 780 | ESSEX | Prefix |
| MD | 410 | 781 | ELLICOTTCY | Prefix |
| MD | 410 | 782 | ELKRIDGE | Prefix |
| MD | 410 | 783 | BALTIMORE | Prefix |
| MD | 410 | 784 | DEALISLAND | Prefix |
| MD | 410 | 785 | COCKEYSVL | Prefix |
| MD | 410 | 787 | GLENBURNIE | Prefix |
| MD | 410 | 788 | CATONSVL | Prefix |
| MD | 410 | 789 | BRYNPKLNCM | Prefix |
| MD | 410 | 791 | WATERLO236 | Prefix |
| MD | 410 | 792 | WATERLO236 | Prefix |
| MD | 410 | 793 | SEVERNA PK | Prefix |
| MD | 410 | 795 | SYKESVILLE | Prefix |
| MD | 410 | 796 | ELKRIDGE | Prefix |
| MD | 410 | 797 | WATERLO236 | Prefix |
| MD | 410 | 798 | WEST RIVER | Prefix |
| MD | 410 | 799 | WATERLO238 | Prefix |
| MD | 410 | 803 | FORK | Prefix |
| MD | 410 | 810 | CHESTERTN | Prefix |
| MD | 410 | 813 | WATERLO236 | Prefix |
| MD | 410 | 815 | WATERLO236 | Prefix |
| MD | 410 | 816 | TOWSON | Prefix |
| MD | 410 | 817 | FORK | Prefix |
| MD | 410 | 819 | EASTON | Prefix |
| MD | 410 | 820 | EASTON | Prefix |
| MD | 410 | 821 | TOWSON | Prefix |
| MD | 410 | 822 | EASTON | Prefix |
| MD | 410 | 823 | TOWSON | Prefix |
| MD | 410 | 825 | TOWSON | Prefix |
| MD | 410 | 827 | QUEENSTOWN | Prefix |
| MD | 410 | 828 | TOWSON | Prefix |
| MD | 410 | 830 | TOWSON | Prefix |
| MD | 410 | 832 | TOWSON | Prefix |
| MD | 410 | 833 | REISTERSTN | Prefix |
| MD | 410 | 835 | WILLARDS | Prefix |
| MD | 410 | 836 | BEL AIR | Prefix |
| MD | 410 | 837 | BALTIMORE | Prefix |
| MD | 410 | 838 | BEL AIR | Prefix |
| MD | 410 | 840 | REISTERSTN | Prefix |
| MD | 410 | 841 | SEVERNA PK | Prefix |
| MD | 410 | 847 | TOWSON | Prefix |
| MD | 410 | 848 | WESTMINSTR | Prefix |
| MD | 410 | 849 | SHERWD FOR | Prefix |
| MD | 410 | 850 | GLENBURNIE | Prefix |
| MD | 410 | 851 | TOWSON | Prefix |
| MD | 410 | 853 | TOWSON | Prefix |
| MD | 410 | 854 | WATERLO236 | Prefix |
| MD | 410 | 855 | GLENBURNIE | Prefix |
| MD | 410 | 856 | BALTIMORE | Prefix |
| MD | 410 | 857 | WESTMINSTR | Prefix |
| MD | 410 | 858 | ANNAPOLIS | Prefix |
| MD | 410 | 859 | GLENBURNIE | Prefix |
| MD | 410 | 860 | SALISBURY | Prefix |
| MD | 410 | 861 | WESTMINSTR | Prefix |
| MD | 410 | 863 | GLENBURNIE | Prefix |
| MD | 410 | 865 | GLENBURNIE | Prefix |
| MD | 410 | 866 | ESSEX | Prefix |
| MD | 410 | 867 | WEST RIVER | Prefix |
| MD | 410 | 869 | CATONSVL | Prefix |
| MD | 410 | 871 | WESTMINSTR | Prefix |
| MD | 410 | 872 | COLUMBIA | Prefix |
| MD | 410 | 873 | NANTICOKE | Prefix |
| MD | 410 | 875 | SYKESVILLE | Prefix |
| MD | 410 | 876 | REISTERSTN | Prefix |
| MD | 410 | 877 | FALLSTON | Prefix |
| MD | 410 | 879 | FORK | Prefix |
| MD | 410 | 880 | WATERLO236 | Prefix |
| MD | 410 | 882 | PARKVILLE | Prefix |
| MD | 410 | 883 | SHARPTOWN | Prefix |
| MD | 410 | 884 | COLUMBIA | Prefix |
| MD | 410 | 885 | CHESAPKECY | Prefix |
| MD | 410 | 886 | TILGHMAN | Prefix |
| MD | 410 | 887 | TOWSON | Prefix |
| MD | 410 | 888 | WATERLO236 | Prefix |
| MD | 410 | 889 | BALTIMORE | Prefix |
| MD | 410 | 892 | GLENBURNIE | Prefix |
| MD | 410 | 893 | FORK | Prefix |
| MD | 410 | 895 | BALTIMORE | Prefix |
| MD | 410 | 896 | DELMAR | Prefix |
| MD | 410 | 897 | ANNAPOLIS | Prefix |
| MD | 410 | 898 | WATERLO236 | Prefix |
| MD | 410 | 901 | CAMBRIDGE | Prefix |
| MD | 410 | 902 | PIKESVILLE | Prefix |
| MD | 410 | 906 | BALTIMORE | Prefix |
| MD | 410 | 918 | ESSEX | Prefix |
| MD | 410 | 922 | RANDALLSTN | Prefix |
| MD | 410 | 923 | MILLERSVL | Prefix |
| MD | 410 | 928 | MILLINGTON | Prefix |
| MD | 410 | 931 | PARKVILLE | Prefix |
| MD | 410 | 933 | PARKVILLE | Prefix |
| MD | 410 | 938 | TOWSON | Prefix |
| MD | 410 | 939 | HAVREGRACE | Prefix |
| MD | 410 | 941 | JARRETTSVL | Prefix |
| MD | 410 | 942 | HAVREGRACE | Prefix |
| MD | 410 | 943 | HURLOCK | Prefix |
| MD | 410 | 944 | WOODLAWN | Prefix |
| MD | 410 | 945 | BALTIMORE | Prefix |
| MD | 410 | 946 | SEVERNA PK | Prefix |
| MD | 410 | 947 | BALTIMORE | Prefix |
| MD | 410 | 953 | COLUMBIA | Prefix |
| MD | 410 | 955 | BALTIMORE | Prefix |
| MD | 410 | 956 | ANNAPOLIS | Prefix |
| MD | 410 | 957 | POCOMOKE | Prefix |
| MD | 410 | 962 | BALTIMORE | Prefix |
| MD | 410 | 964 | COLUMBIA | Prefix |
| MD | 410 | 965 | WOODLAWN | Prefix |
| MD | 410 | 966 | WOODLAWN | Prefix |
| MD | 410 | 968 | CRISFIELD | Prefix |
| MD | 410 | 969 | SEVERN | Prefix |
| MD | 410 | 974 | SEVERNA PK | Prefix |
| MD | 410 | 975 | SEVERNA PK | Prefix |
| MD | 410 | 981 | GLENBURNIE | Prefix |
| MD | 410 | 983 | FORK | Prefix |
| MD | 410 | 986 | BALTIMORE | Prefix |
| MD | 410 | 987 | SEVERN | Prefix |
| MD | 410 | 988 | ELLICOTTCY | Prefix |
| MD | 410 | 989 | FORK | Prefix |
| MD | 410 | 990 | ANNAPOLIS | Prefix |
| MD | 410 | 992 | COLUMBIA | Prefix |
| MD | 410 | 993 | GLENBURNIE | Prefix |
| MD | 410 | 994 | EDGEWOOD | Prefix |
| MD | 410 | 995 | ELLICOTTCY | Prefix |
| MD | 410 | 996 | ELKTON | Prefix |
| MD | 410 | 997 | COLUMBIA | Prefix |
| MD | 410 | 998 | PIKESVILLE | Prefix |
| MD | 443 | 203 | WEST RIVER | Prefix |
| MD | 443 | 213 | PIKESVILLE | Prefix |
| MD | 443 | 220 | BALTIMORE | Prefix |
| MD | 443 | 249 | STEVENSVL | Prefix |
| MD | 443 | 259 | COLUMBIA | Prefix |
| MD | 443 | 260 | SALISBURY | Prefix |
| MD | 443 | 262 | CENTREVL | Prefix |
| MD | 443 | 263 | BALTIMORE | Prefix |
| MD | 443 | 274 | SEVERN | Prefix |
| MD | 443 | 285 | COLUMBIA | Prefix |
| MD | 443 | 287 | BALTIMORE | Prefix |
| MD | 443 | 353 | COCKEYSVL | Prefix |
| MD | 443 | 357 | PIKESVILLE | Prefix |
| MD | 443 | 367 | COLUMBIA | Prefix |
| MD | 443 | 394 | PIKESVILLE | Prefix |
| MD | 443 | 395 | ABERDEEN | Prefix |
| MD | 443 | 436 | WOODLAWN | Prefix |
| MD | 443 | 440 | ANNAPOLIS | Prefix |
| MD | 443 | 444 | BALTIMORE | Prefix |
| MD | 443 | 445 | ELKRIDGE | Prefix |
| MD | 443 | 455 | BALTIMORE | Prefix |
| MD | 443 | 476 | ANNAPOLIS | Prefix |
| MD | 443 | 479 | WATERLO236 | Prefix |
| MD | 443 | 482 | ANNAPOLIS | Prefix |
| MD | 443 | 512 | EDGEWOOD | Prefix |
| MD | 443 | 518 | COLUMBIA | Prefix |
| MD | 443 | 523 | SALISBURY | Prefix |
| MD | 443 | 535 | COLUMBIA | Prefix |
| MD | 443 | 543 | ARBUTUS | Prefix |
| MD | 443 | 546 | COLUMBIA | Prefix |
| MD | 443 | 552 | BALTIMORE | Prefix |
| MD | 443 | 556 | COCKEYSVL | Prefix |
| MD | 443 | 572 | GLENBURNIE | Prefix |
| MD | 443 | 612 | CATONSVL | Prefix |
| MD | 443 | 627 | BALTIMORE | Prefix |
| MD | 443 | 634 | WATERLO236 | Prefix |
| MD | 443 | 643 | BEL AIR | Prefix |
| MD | 443 | 654 | WATERLO236 | Prefix |
| MD | 443 | 663 | WOODLAWN | Prefix |
| MD | 443 | 678 | PARKVILLE | Prefix |
| MD | 443 | 734 | SEVERN | Prefix |
| MD | 443 | 755 | WATERLO238 | Prefix |
| MD | 443 | 770 | ARGRGBSNIS | Prefix |
| MD | 443 | 777 | ESSEX | Prefix |
| MD | 443 | 778 | WATERLO236 | Prefix |
| MD | 443 | 792 | BRYNPKLNCM | Prefix |
| MD | 443 | 841 | TOWSON | Prefix |
| MD | 443 | 843 | HAVREGRACE | Prefix |
| MD | 443 | 849 | TOWSON | Prefix |
| MD | 443 | 861 | ABERDEEN | Prefix |
| MD | 443 | 868 | ESSEX | Prefix |
| MD | 443 | 879 | DUNDALK | Prefix |
| MD | 443 | 885 | BALTIMORE | Prefix |
| MD | 443 | 967 | NORTH EAST | Prefix |
| MD | 443 | 984 | BALTIMORE | Prefix |
| MD | 443 | 997 | BALTIMORE | Prefix |
| MD | 443 | 998 | PARKVILLE | Prefix |
| MD | 667 | 233 | BALTIMORE | Prefix |
| MD | 667 | 812 | WATERLO236 | Prefix |
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