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
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 |
|---|---|---|---|---|---|
| 305-958 | FL | ||||
| 305-959 | FL | ||||
| 305-960 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-961 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-962 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | MIAMI | FL | |
| 305-964 | TELEPORT COMMUNICATIONS AMERICA, LLC - FL | 8300 | PERRINE | FL | |
| 305-965 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NORTH DADE | FL | |
| 305-968 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | MIAMI | FL | |
| 305-969 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-970 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL | |
| 305-971 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-972 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | PERRINE | FL | |
| 305-973 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-974 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | NORTH DADE | FL | |
| 305-975 | METROPCS, INC. | 5562 | MIAMI | FL | |
| 305-976 | FL | ||||
| 305-977 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-978 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | MIAMI | FL | |
| 305-979 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL | |
| 305-981 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-982 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-983 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MIAMI | FL | |
| 305-984 | METROPCS, INC. | 5562 | MIAMI | FL | |
| 305-986 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL | |
| 305-987 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL | |
| 305-989 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL | |
| 305-991 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | XXXXXXXXXX | FL | |
| 305-992 | METROPCS, INC. | 5562 | MIAMI | FL | |
| 305-993 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-994 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-995 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-996 | SPOK, INC. | 6630 | MIAMI | FL | |
| 305-997 | SPOK, INC. | 6630 | MIAMI | FL | |
| 305-999 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | NORTH DADE | FL | |
| 307-208 | WY | ||||
| 307-211 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | WY | |
| 307-220 | T-MOBILE USA, INC. | 6529 | CHEYENNE | WY | |
| 307-221 | T-MOBILE USA, INC. | 6529 | CHEYENNE | WY | |
| 307-222 | LEVEL 3 COMMUNICATIONS, LLC - WY | 9416 | CHEYENNE | WY | |
| 307-223 | LEVEL 3 COMMUNICATIONS, LLC - WY | 9416 | LARAMIE | WY | |
| 307-224 | LEVEL 3 COMMUNICATIONS, LLC - WY | 9416 | CASPER | WY | |
| 307-227 | ONVOY, LLC - WY | 450F | MAMMOTH | WY | |
| 307-231 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 6566 | PINEDALE | WY | |
| 307-232 | QWEST CORPORATION | 9636 | CASPER | WY | |
| 307-233 | QWEST CORPORATION | 9636 | CASPER | WY | |
| 307-234 | QWEST CORPORATION | 9636 | CASPER | WY | |
| 307-235 | QWEST CORPORATION | 9636 | CASPER | WY | |
| 307-237 | QWEST CORPORATION | 9636 | CASPER | WY | |
| 307-240 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 6566 | RIVERTON | WY | |
| 307-241 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | WHEATLAND | WY |
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.