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 |
|---|---|---|---|---|---|
| 305-206 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NORTH DADE | FL | |
| 305-207 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-208 | SPOK, INC. | 6630 | MIAMI | FL | |
| 305-210 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-211 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | FL | |
| 305-212 | SPOK, INC. | 6630 | MIAMI | FL | |
| 305-213 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL | |
| 305-214 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-215 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MIAMI | FL | |
| 305-216 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL | |
| 305-217 | ABC PAGING CITY BEEPERS, INC. | 6548 | MIAMI | FL | |
| 305-218 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | NORTH DADE | FL | |
| 305-219 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | MIAMI | FL | |
| 305-220 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-221 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-222 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-223 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-224 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | FL | |
| 305-225 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-226 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-227 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-228 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-229 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-230 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | FL | |
| 305-231 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-232 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-233 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-234 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-235 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-236 | ABC PAGING CITY BEEPERS, INC. | 6548 | KEYS | FL | |
| 305-237 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-238 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-240 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - FL | 6502 | KEYS | FL | |
| 305-241 | AMERICAN MESSAGING SERVICES, LLC | 9748 | MIAMI | FL | |
| 305-242 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | FL | |
| 305-243 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-244 | METROPCS, INC. | 5562 | MIAMI | FL | |
| 305-245 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | FL | |
| 305-246 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | FL | |
| 305-247 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | FL | |
| 305-248 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | FL | |
| 305-249 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | NORTH DADE | FL | |
| 305-250 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | MIAMI | FL | |
| 305-251 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-252 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-253 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-254 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-255 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-256 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | PERRINE | FL | |
| 305-257 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | HOMESTEAD | 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.