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Operating Company Number (OCN): 7529
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 |
|---|---|---|---|---|
| DC | 202 | 350 | WSHNGTNZN1 | Prefix |
| DC | 202 | 420 | WSHNGTNZN1 | Prefix |
| DC | 202 | 551 | WSHNGTNZN1 | Prefix |
| DC | 202 | 572 | WSHNGTNZN1 | Prefix |
| DC | 202 | 644 | WSHNGTNZN1 | Prefix |
| DC | 202 | 649 | WSHNGTNZN1 | Prefix |
| DC | 202 | 756 | WSHNGTNZN1 | Prefix |
| DC | 202 | 772 | WSHNGTNZN1 | Prefix |
| DC | 202 | 777 | WSHNGTNZN1 | Prefix |
| DC | 202 | 791 | WSHNGTNZN1 | Prefix |
| DC | 202 | 813 | WSHNGTNZN1 | Prefix |
| DC | 202 | 850 | WSHNGTNZN1 | Prefix |
| DC | 202 | 909 | WSHNGTNZN1 | Prefix |
| MD | 240 | 233 | TOMPKINSVL | Prefix |
| MD | 240 | 237 | LXTNPKGRML | Prefix |
| MD | 240 | 249 | MECHANCSVL | Prefix |
| MD | 240 | 254 | HUGHESVL | Prefix |
| MD | 240 | 256 | LEONARDTN | Prefix |
| MD | 240 | 257 | NANJEMOY | Prefix |
| MD | 240 | 258 | RIDGE | Prefix |
| MD | 240 | 533 | WSHNGTNZN3 | Prefix |
| MD | 240 | 690 | GAITHERSBG | Prefix |
| MD | 301 | 225 | WSNG236Z14 | Prefix |
| MD | 301 | 354 | WSNGTNZN10 | Prefix |
| MD | 301 | 458 | WSHNGTNZN4 | Prefix |
| MD | 301 | 539 | LA PLATA | Prefix |
| MD | 301 | 541 | WSHNGTNZN5 | Prefix |
| MD | 301 | 542 | WALDORF | Prefix |
| MD | 301 | 543 | LAUREL236 | Prefix |
| MD | 301 | 547 | WSHNGTNZN2 | Prefix |
| MD | 301 | 556 | GAITHERSBG | Prefix |
| MD | 301 | 623 | WSNG236Z13 | Prefix |
| MD | 301 | 628 | WSHNGTNZN3 | Prefix |
| MD | 301 | 634 | WSHNGTNZN2 | Prefix |
| MD | 301 | 658 | ASHTON236 | Prefix |
| MD | 301 | 666 | WSNG236Z14 | Prefix |
| MD | 301 | 677 | WSNG236Z14 | Prefix |
| MD | 301 | 679 | WSNGTNZN12 | Prefix |
| MD | 301 | 683 | WSHNGTNZN4 | Prefix |
| MD | 301 | 684 | INDIANHEAD | Prefix |
| MD | 301 | 685 | DAMASCS236 | Prefix |
| MD | 301 | 691 | POOLESVL | Prefix |
| MD | 301 | 692 | WSNGTNZN11 | Prefix |
| MD | 301 | 715 | WSNG236Z15 | Prefix |
| MD | 301 | 719 | WSNGTNZN16 | Prefix |
| MD | 301 | 720 | BRANDYWINE | Prefix |
| MD | 301 | 747 | WSHNGTNZN6 | Prefix |
| MD | 301 | 833 | WSNG236Z14 | Prefix |
| VA | 540 | 602 | STAFFORD | Prefix |
| VA | 571 | 227 | WSNGTNZN08 | Prefix |
| VA | 571 | 303 | WSNGTNZN08 | Prefix |
| VA | 571 | 354 | WSNGTNZN19 | Prefix |
| VA | 571 | 391 | WSNGTNZN19 | Prefix |
| VA | 571 | 766 | WSNGTNZN17 | Prefix |
| VA | 703 | 234 | HERNDON | Prefix |
| VA | 703 | 236 | WSNGTNZN08 | Prefix |
| VA | 703 | 245 | WSNGTNZN17 | Prefix |
| VA | 703 | 251 | WSNGTNZN19 | Prefix |
| VA | 703 | 272 | WSNGTNZN19 | Prefix |
| VA | 703 | 337 | ENGLESIDE | Prefix |
| VA | 703 | 423 | DULLES | Prefix |
| VA | 703 | 439 | HERNDON | Prefix |
| VA | 703 | 570 | DULLESMTRO | Prefix |
| VA | 703 | 662 | DULLES | Prefix |
| VA | 703 | 825 | BRADDOCK | Prefix |
| VA | 703 | 885 | HERNDON | Prefix |
| VA | 703 | 949 | HERNDON | Prefix |
| VA | 703 | 982 | LORTON | Prefix |
| VA | 703 | 986 | DALE CITY | Prefix |
| VA | 757 | 216 | NRFOLKZON2 | Prefix |
carrier lookup • operating company number • ocn lookup • who owns this number • npa nxx • rate center