NumberResearchRecent prefix assignments
352 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, last 30 days
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2024-05-21 | 657-750 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | HUNTITNBCH | CA |
| 2024-05-21 | 939-396 | METROPCS, INC. | 5562 | CAROLINA | PR |
| 2024-05-20 | 227-239 | CALLWORKS CORPORATION | 475J | HAGERSTOWN | MD |
| 2024-05-20 | 227-240 | BANDWIDTH.COM CLEC, LLC - MD | 071F | WSNGTNZN11 | MD |
| 2024-05-20 | 279-274 | ONVOY, LLC - CA | 649C | SCRM MAIN | CA |
| 2024-05-20 | 475-370 | BOOST SUBSCRIBERCO L.L.C. | 490J | DANBURY | CT |
| 2024-05-20 | 475-371 | BOOST SUBSCRIBERCO L.L.C. | 490J | NEW CANAAN | CT |
| 2024-05-20 | 531-367 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | 5807 | RANDOLPH | NE |
| 2024-05-20 | 641-280 | ONVOY SPECTRUM, LLC | 624H | LUCAS | IA |
| 2024-05-20 | 641-296 | ONVOY SPECTRUM, LLC | 624H | NEWVIRGINI | IA |
| 2024-05-20 | 641-301 | ONVOY SPECTRUM, LLC | 624H | MARTENSDL | IA |
| 2024-05-20 | 641-402 | ONVOY SPECTRUM, LLC | 624H | MARTINSBG | IA |
| 2024-05-20 | 641-690 | ONVOY SPECTRUM, LLC | 624H | MACKSBURG | IA |
| 2024-05-20 | 641-760 | ONVOY SPECTRUM, LLC | 624H | MINGO | IA |
| 2024-05-20 | 667-487 | CALLWORKS CORPORATION | 475J | BALTIMORE | MD |
| 2024-05-20 | 667-488 | CALLWORKS CORPORATION | 475J | SALISBURY | MD |
| 2024-05-20 | 762-397 | CHARTER IP ENABLED SERVICES, LLC | 792K | RAYLE | GA |
| 2024-05-20 | 947-287 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | 770E | PONTIAC | MI |
| 2024-05-17 | 234-426 | ONVOY, LLC - OH | 464C | MEDINA | OH |
| 2024-05-17 | 329-225 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | MONROE | NY |
| 2024-05-17 | 667-485 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | 6395 | CAMBRIDGE | MD |
| 2024-05-17 | 667-486 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | PRINCEFRCK | MD |
| 2024-05-17 | 774-562 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | SEEKONK | MA |
| 2024-05-17 | 857-351 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | ROXBURY | MA |
| 2024-05-17 | 863-362 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | LAKELAND | FL |
| 2024-05-17 | 938-255 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | CULLMAN | AL |
| 2024-05-16 | 223-363 | D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE | 6846 | ELIZABTHVL | PA |
| 2024-05-16 | 352-851 | WOW! INTERNET, CABLE AND PHONE | 961J | WEEKICHSPG | FL |
| 2024-05-16 | 367-797 | Iristel Inc. | 154E | Havre-Saint-Pierre | — |
| 2024-05-16 | 432-330 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | SEMINOLE | TX |
| 2024-05-16 | 579-984 | Iristel Inc. | 154E | L'Epiphanie-l'Assomption | — |
| 2024-05-16 | 581-436 | Iristel Inc. | 154E | Maria | — |
| 2024-05-16 | 701-921 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - ND | 6568 | NEW TOWN | ND |
| 2024-05-16 | 762-395 | POWERTEL ATLANTA LICENSES, INC. | 7473 | ROSSVILLE | GA |
| 2024-05-16 | 771-243 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSHNGTNZN1 | DC |
| 2024-05-16 | 804-850 | ONVOY, LLC - VA | 138E | MIDLOTHIAN | VA |
| 2024-05-16 | 870-975 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AR | 6805 | FOREMAN | AR |
| 2024-05-16 | 873-446 | Iristel Inc. | 154E | Inukjuak | — |
| 2024-05-16 | 973-308 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ | 6391 | CHATHAM | NJ |
| 2024-05-15 | 201-979 | ONVOY, LLC - NJ | 637C | DUMONT | NJ |
| 2024-05-15 | 252-763 | ONVOY, LLC - NC | 638E | SPRINGHOPE | NC |
| 2024-05-15 | 346-821 | ONVOY, LLC - TX | 903C | SPLENDORA | TX |
| 2024-05-15 | 440-896 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | ELYRIA | OH |
| 2024-05-15 | 475-369 | ONVOY, LLC - CT | 639C | HUNTINGTON | CT |
| 2024-05-15 | 515-682 | ONVOY, LLC - IA | 221F | DES MOINES | IA |
| 2024-05-15 | 551-394 | ONVOY, LLC - NJ | 637C | HASBROKHTS | NJ |
| 2024-05-15 | 579-778 | Iristel Inc. | 154E | Lachute | — |
| 2024-05-15 | 586-347 | OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | ROSEVILLE | MI |
| 2024-05-15 | 609-764 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PLEASANTVL | NJ |
| 2024-05-15 | 609-767 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | ATLNTIC CY | NJ |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.