NumberResearchRecent prefix assignments
369 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
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 305-435 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-436 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-437 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-438 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-439 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL | |
| 305-441 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-442 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-443 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-444 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-445 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-446 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-447 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-448 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-450 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NORTH DADE | FL | |
| 305-451 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | KEYS | FL | |
| 305-453 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | KEYS | FL | |
| 305-454 | COMCAST IP PHONE, LLC | 318J | NORTH DADE | FL | |
| 305-455 | PAETEC ITEL, LLC | 829J | MIAMI | FL | |
| 305-456 | COMCAST IP PHONE, LLC | 318J | MIAMI | FL | |
| 305-458 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL | |
| 305-459 | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | 8300 | MIAMI | FL | |
| 305-460 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-461 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-463 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-466 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | NORTH DADE | FL | |
| 305-467 | METROPCS, INC. | 5562 | NORTH DADE | FL | |
| 305-468 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-469 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NORTH DADE | FL | |
| 305-470 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-471 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-472 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-473 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-474 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | NORTH DADE | FL | |
| 305-475 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-476 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-477 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-478 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-479 | METROPCS, INC. | 5562 | MIAMI | FL | |
| 305-480 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-481 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | KEYS | FL | |
| 305-482 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-483 | SPOK, INC. | 6630 | MIAMI | FL | |
| 305-484 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | PERRINE | FL | |
| 305-485 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-486 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-487 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-490 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL | |
| 305-491 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL | |
| 305-492 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-493 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | NORTH DADE | FL |
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.