NumberResearchRecent prefix assignments
355 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
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 228-214 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | GULFPORT | MS | |
| 228-216 | CELLULAR SOUTH, INC. | 6581 | BAYSTLOUIS | MS | |
| 228-217 | CELLULAR SOUTH, INC. | 6581 | PASCAGOULA | MS | |
| 228-218 | CELLULAR SOUTH, INC. | 6581 | PASCAGOULA | MS | |
| 228-219 | CELLULAR SOUTH, INC. | 6581 | PASCAGOULA | MS | |
| 228-221 | MS | ||||
| 228-228 | MS | ||||
| 228-230 | PAETEC ITEL, LLC | 829J | OCEAN SPG | MS | |
| 228-243 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BILOXI | MS | |
| 228-251 | MS | ||||
| 228-252 | PAETEC ITEL, LLC | 829J | BAYSTLOUIS | MS | |
| 228-255 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | PASSCHRSTN | MS | |
| 228-263 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | GULFPORT | MS | |
| 228-264 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | BILOXI | MS | |
| 228-275 | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | BILOXI | MS | |
| 228-276 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BILOXI | MS | |
| 228-280 | ONVOY, LLC - MS | 719E | BILOXI | MS | |
| 228-281 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | PASCAGOULA | MS | |
| 228-282 | PAETEC ITEL, LLC | 829J | OCEAN SPG | MS | |
| 228-297 | CELLULAR SOUTH, INC. | 6581 | BILOXI | MS | |
| 228-304 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | BAYSTLOUIS | MS | |
| 228-305 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | PEARLINGTN | MS | |
| 228-311 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | MS | |
| 228-312 | PAETEC ITEL, LLC | 829J | PASCAGOULA | MS | |
| 228-313 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | GULFPORT | MS | |
| 228-314 | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | GULFPORT | MS | |
| 228-323 | METROPCS, INC. | 5562 | GULFPORT | MS | |
| 228-324 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BILOXI | MS | |
| 228-326 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BILOXI | MS | |
| 228-327 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | OCEAN SPG | MS | |
| 228-328 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | GULFPORT | MS | |
| 228-332 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | PASSCHRSTN | MS | |
| 228-341 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | GULFPORT | MS | |
| 228-342 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BAYSTLOUIS | MS | |
| 228-343 | ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC | 6916 | GULFPORT | MS | |
| 228-344 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BAYSTLOUIS | MS | |
| 228-348 | METROPCS, INC. | 5562 | BILOXI | MS | |
| 228-349 | PAETEC ITEL, LLC | 829J | BILOXI | MS | |
| 228-354 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | BILOXI | MS | |
| 228-357 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | GULFPORT | MS | |
| 228-363 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | PASSCHRSTN | MS | |
| 228-364 | CENTURYLINK COMMUNICATIONS, LLC | 508J | PASSCHRSTN | MS | |
| 228-365 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | BILOXI | MS | |
| 228-366 | METROPCS, INC. | 5562 | PASCAGOULA | MS | |
| 228-367 | ONVOY, LLC - MS | 719E | GULFPORT | MS | |
| 228-369 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | PASCAGOULA | MS | |
| 228-372 | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | PASCAGOULA | MS | |
| 228-374 | BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL | 9419 | BILOXI | MS | |
| 228-377 | LEVEL 3 COMMUNICATIONS, LLC - MS | 5178 | BILOXI | MS | |
| 228-380 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS | 6396 | GULFPORT | MS |
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.