NumberResearchRecent prefix assignments
371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026
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 |
|---|---|---|---|---|---|
| 2008-11-05 | 773-690 | T-MOBILE USA, INC. | 6529 | CHICGOZN07 | IL |
| 2008-11-05 | 773-707 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN10 | IL |
| 2008-11-05 | 773-708 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN10 | IL |
| 2008-11-05 | 773-709 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN03 | IL |
| 2008-11-05 | 773-712 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CHICGOZN03 | IL |
| 2008-11-05 | 778-423 | Shaw Telecom Inc. | 497E | Cobble Hill | — |
| 2008-11-05 | 778-476 | Shaw Telecom Inc. | 497E | Penticton | — |
| 2008-11-05 | 787-666 | SUNCOM DBA T-MOBILE USA | 8645 | BAYAMONNOR | PR |
| 2008-11-05 | 845-444 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HYDE PARK | NY |
| 2008-11-05 | 956-362 | SOUTHWESTERN BELL | 9533 | MCALLEN | TX |
| 2008-11-04 | 205-777 | PAETEC ITEL, LLC | 829J | BIRMINGHAM | AL |
| 2008-11-04 | 714-644 | PACIFIC BELL | 9740 | ANAHEIM | CA |
| 2008-11-03 | 331-332 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NAPERVILLE | IL |
| 2008-11-03 | 331-333 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | NAPERVILLE | IL |
| 2008-11-03 | 404-333 | PAETEC ITEL, LLC | 829J | ATLANTA | GA |
| 2008-11-03 | 505-569 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM | 6573 | ALBUQURQUE | NM |
| 2008-11-03 | 586-282 | MICHIGAN BELL TEL CO | 9323 | CENTERLINE | MI |
| 2008-11-03 | 705-587 | Bragg Communications Inc. | 4878 | Azilda | — |
| 2008-11-03 | 705-588 | Bragg Communications Inc. | 4878 | Blezard Valley | — |
| 2008-11-03 | 705-589 | Bragg Communications Inc. | 4878 | Capreol | — |
| 2008-11-03 | 705-590 | Bragg Communications Inc. | 4878 | Chelmsford | — |
| 2008-11-03 | 705-591 | Bragg Communications Inc. | 4878 | Coniston | — |
| 2008-11-03 | 705-592 | Bragg Communications Inc. | 4878 | Garson | — |
| 2008-11-03 | 705-593 | Bragg Communications Inc. | 4878 | Hanmer | — |
| 2008-11-03 | 705-595 | Bragg Communications Inc. | 4878 | Levack | — |
| 2008-11-03 | 705-596 | Bragg Communications Inc. | 4878 | Lively | — |
| 2008-11-03 | 705-597 | Bragg Communications Inc. | 4878 | Whitefish | — |
| 2008-11-03 | 705-598 | Bragg Communications Inc. | 4878 | Markstay | — |
| 2008-11-03 | 705-599 | Bragg Communications Inc. | 4878 | Warren | — |
| 2008-11-03 | 780-749 | Bell West Inc. | 2933 | Fort McMurray | — |
| 2008-10-31 | 218-517 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | 5816 | BRECKENRDG | MN |
| 2008-10-31 | 229-472 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | 6540 | TIFTON | GA |
| 2008-10-31 | 320-372 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN | 5816 | SANDSTONE | MN |
| 2008-10-31 | 336-535 | TWC IP ENABLED SERVICES, LLC | 793K | SHOALS | NC |
| 2008-10-31 | 336-614 | TWC IP ENABLED SERVICES, LLC | 793K | LEVELCROSS | NC |
| 2008-10-31 | 336-820 | TWC IP ENABLED SERVICES, LLC | 793K | ZEPHYR | NC |
| 2008-10-31 | 347-722 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NWYRCYZN07 | NY |
| 2008-10-31 | 360-669 | COMCAST IP PHONE, LLC | 318J | CENTRALIA | WA |
| 2008-10-31 | 501-295 | ONVOY, LLC - AR | 348F | LITTLEROCK | AR |
| 2008-10-31 | 606-501 | EAST KENTUCKY NETWRK, LLC DBA APPALACHIAN WIRELESS | 6940 | EVARTS | KY |
| 2008-10-31 | 606-508 | EAST KENTUCKY NETWRK, LLC DBA APPALACHIAN WIRELESS | 6940 | CUMBERLAND | KY |
| 2008-10-31 | 719-464 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | COLORDOSPG | CO |
| 2008-10-31 | 787-513 | SUNCOM DBA T-MOBILE USA | 8645 | CAROLINA | PR |
| 2008-10-31 | 910-849 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | FAYETTEVL | NC |
| 2008-10-31 | 916-550 | COMCAST PHONE OF CALIFORNIA, LLC | 394L | SCRM NORTH | CA |
| 2008-10-31 | 925-238 | COMCAST PHONE OF CALIFORNIA, LLC | 394L | ANTIOCH | CA |
| 2008-10-31 | 939-250 | PUERTO RICO TELCO DBA CLARO PUERTO RICO | 4823 | BAYAMONNOR | PR |
| 2008-10-31 | 939-254 | PUERTO RICO TELCO DBA CLARO PUERTO RICO | 4823 | BAYAMONNOR | PR |
| 2008-10-31 | 939-255 | PUERTO RICO TELCO DBA CLARO PUERTO RICO | 4823 | BAYAMONNOR | PR |
| 2008-10-30 | 226-456 | TELUS Mobility | 8303 | London | — |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.