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Ad Unit
Place a vertical ad here.| Prefix | City | Company | Line type | Open |
|---|---|---|---|---|
| 402 | Baltimore | Teleport Communications America Llc - Md | Landline | View |
| 403 | Baltimore | Broadwing Communications. Llc - Md | Landline | View |
| 404 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 405 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 406 | Baltimore | Teleport Communications America Llc - Md | Landline | View |
| 407 | Baltimore | Allegiance Telecom Inc. - Md | Landline | View |
| 408 | Baltimore | Xo Maryland Llc | Landline | View |
| 409 | Hanover | Cavalier Telephone Mid-atlantic Llc - Md | Landline | View |
| 412 | Baltimore | Teleport Communications America Llc - Md | Landline | View |
| 413 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 414 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 415 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 416 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 417 | Windsor Mill | Teleport Communications America Llc - Md | Landline | View |
| 418 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 419 | Hanover | Cavalier Telephone Mid-atlantic Llc - Md | Landline | View |
| 420 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 421 | Columbia | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 422 | Halethorpe | Leap Wireless Intl Inc. Dba Cricket Comm Inc. | Wireless | View |
| 423 | Baltimore | Broadwing Communications. Llc - Md | Landline | View |
| 424 | Baltimore | Teleport Communications America Llc - Md | Landline | View |
| 425 | Windsor Mill | At&t Local | Landline | View |
| 426 | Baltimore | Paetec Communications Inc. - Md | Landline | View |
| 427 | Easton | Core Communications Inc. - Md | Landline | View |
| 428 | Baltimore | Core Communications Inc. - Md | Landline | View |
| 429 | Hanover | Cavalier Telephone Mid-atlantic Llc - Md | Landline | View |
| 430 | Baltimore | Xo Maryland Llc | Landline | View |
| 431 | Baltimore | Global Naps South Inc. - Md | Landline | View |
| 432 | Baltimore | Global Naps South Inc. - Md | Landline | View |
| 433 | Baltimore | Xo Maryland Llc | Landline | View |
| 434 | Salisbury | Comcast Phone Of Northern Maryland Inc. - Md | Landline | View |
| 435 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 436 | Gwynn Oak | Verizon Maryland Inc. | Landline | View |
| 437 | Salisbury | Teleport Communications America Llc - Md | Landline | View |
| 438 | Nottingham | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 439 | Salisbury | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 440 | Columbia | Verizon Maryland Inc. | Landline | View |
| 441 | Baltimore | Teleport Communications America Llc - Md | Landline | View |
| 442 | Hanover | Cavalier Telephone Mid-atlantic Llc - Md | Landline | View |
| 444 | Baltimore | Verizon Maryland Inc. | Landline | View |
| 445 | Elkridge | Verizon Maryland Inc. | Landline | View |
| 446 | Easton | Mci Worldcom Communications Inc. - Md | Landline | View |
| 447 | Halethorpe | Leap Wireless Intl Inc. Dba Cricket Comm Inc. | Wireless | View |
| 448 | Salisbury | Comcast Phone Of Northern Maryland Inc. - Md | Landline | View |
| 449 | Baltimore | Broadview Networks Inc. - Md | Landline | View |
| 450 | Baltimore | Level 3 Communications Llc - Md | Landline | View |
| 451 | Baltimore | Paetec Communications Inc. - Md | Landline | View |
| 452 | Hanover | Us Lec Of Maryland Inc. | Landline | View |
| 453 | Baltimore | Neutral Tandem-maryland Llc - Md | Landline | View |
| 454 | Baltimore | Omnipoint Communications Cap Operations Llc | Wireless | View |
| 455 | Hanover | Verizon Maryland Inc. | Landline | View |
| 456 | Baltimore | At&t Local | Landline | View |
| 457 | Baltimore | Teleport Communications America Llc - Md | Landline | View |
| 458 | Baltimore | Allegiance Telecom Inc. - Md | Landline | View |
| 459 | Baltimore | Paetec Communications Inc. - Md | Landline | View |
| 460 | Baltimore | Allegiance Telecom Inc. - Md | Landline | View |
| 461 | Columbia | Us Lec Of Maryland Inc. | Landline | View |
| 462 | Windsor Mill | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 463 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 464 | Pikesville | Broadview Networks Inc. - Md | Landline | View |
| 465 | Windsor Mill | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 466 | Baltimore | Sprint Spectrum L.p. | Wireless | View |
| 467 | Halethorpe | Leap Wireless Intl Inc. Dba Cricket Comm Inc. | Wireless | View |
| 468 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 469 | Halethorpe | Leap Wireless Intl Inc. Dba Cricket Comm Inc. | Wireless | View |
| 470 | Baltimore | Us Lec Of Maryland Inc. | Landline | View |
| 471 | Columbia | Us Lec Of Maryland Inc. | Landline | View |
| 472 | Baltimore | Level 3 Communications Llc - Md | Landline | View |
| 473 | Hanover | Sprint Spectrum L.p. | Wireless | View |
| 474 | Columbia | New Cingular Wireless Pcs Llc - Dc | Wireless | View |
| 475 | Hanover | Mci Worldcom Communications Inc. - Md | Landline | View |
| 476 | Annapolis | Verizon Maryland Inc. | Landline | View |
| 477 | Salisbury | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 478 | Windsor Mill | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 479 | Laurel | Verizon Maryland Inc. | Landline | View |
| 480 | Salisbury | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 481 | Columbia | Us Lec Of Maryland Inc. | Landline | View |
| 482 | Annapolis | Verizon Maryland Inc. | Landline | View |
| 483 | Baltimore | Broadwing Communications. Llc - Md | Landline | View |
| 484 | Baltimore | Broadwing Communications. Llc - Md | Landline | View |
| 485 | Baltimore | Broadwing Communications. Llc - Md | Landline | View |
| 486 | Annapolis | Broadwing Communications. Llc - Md | Landline | View |
| 487 | Windsor Mill | Broadwing Communications. Llc - Md | Landline | View |
| 488 | Halethorpe | Leap Wireless Intl Inc. Dba Cricket Comm Inc. | Wireless | View |
| 489 | Baltimore | Teleport Communications America Llc - Md | Landline | View |
| 490 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 491 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 492 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 493 | Salisbury | Cellco Partnership Dba Verizon Wireless - Md | Wireless | View |
| 494 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 495 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 496 | Salisbury | Sprint Spectrum L.p. | Wireless | View |
| 497 | Salisbury | Sprint Spectrum L.p. | Wireless | View |
| 498 | Baltimore | Allegiance Telecom Inc. - Md | Landline | View |
| 499 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 500 | Halethorpe | Leap Wireless Intl Inc. Dba Cricket Comm Inc. | Wireless | View |
| 501 | Baltimore | Global Crossing Local Services Inc.-md | Landline | View |
| 502 | Nottingham | Teleport Communications America Llc - Md | Landline | View |
| 503 | Baltimore | Xo Maryland Llc | Landline | View |
| 504 | Windsor Mill | Cavalier Telephone Mid-atlantic Llc - Md | Landline | View |
Page Overview
This page provides detailed information and helpful insights related to your search. All data is based on telecom assignment records and community user reports. Use the navigation above to explore related area codes, prefixes, and reported numbers.
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