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 |
|---|---|---|---|---|---|
| 919-354 | PAETEC ITEL, LLC | 829J | DURHAM | NC | |
| 919-355 | PAETEC ITEL, LLC | 829J | APEX | NC | |
| 919-357 | TELEPORT COMMUNICATIONS AMERICA, LLC - NC | 8389 | CHAPELHILL | NC | |
| 919-359 | BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC | 0470 | CLAYTON | NC | |
| 919-361 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-362 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | APEX | NC | |
| 919-363 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | APEX | NC | |
| 919-365 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | WENDELL | NC | |
| 919-366 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | WENDELL | NC | |
| 919-367 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | APEX | NC | |
| 919-368 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | RALEIGH | NC | |
| 919-369 | SUNCOM DBA T-MOBILE USA | 8645 | RALEIGH | NC | |
| 919-370 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | CHAPELHILL | NC | |
| 919-371 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | CARY-RTP | NC | |
| 919-372 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | APEX | NC | |
| 919-373 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | KNIGHTDALE | NC | |
| 919-374 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | WENDELL | NC | |
| 919-375 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | ZEBULON | NC | |
| 919-376 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | RALEIGH | NC | |
| 919-377 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | CARY | NC | |
| 919-378 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | CARY | NC | |
| 919-379 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | CARY | NC | |
| 919-380 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CARY | NC | |
| 919-381 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | DURHAM | NC | |
| 919-382 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-383 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-384 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-385 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-386 | LEVEL 3 COMMUNICATIONS, LLC - NC | 3235 | CARY-RTP | NC | |
| 919-387 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | APEX | NC | |
| 919-388 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CARY | NC | |
| 919-389 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | RALEIGH | NC | |
| 919-390 | PAETEC ITEL, LLC | 829J | RALEIGH | NC | |
| 919-392 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC | 7835 | DURHAM | NC | |
| 919-393 | SPOK, INC. | 6630 | RALEIGH | NC | |
| 919-394 | SUNCOM DBA T-MOBILE USA | 8645 | GOLDSBORO | NC | |
| 919-395 | SUNCOM DBA T-MOBILE USA | 8645 | RALEIGH | NC | |
| 919-401 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-402 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-403 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-404 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ZEBULON | NC | |
| 919-405 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-406 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-408 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-409 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-411 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NC | |
| 919-412 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | RALEIGH | NC | |
| 919-413 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | RALEIGH | NC | |
| 919-414 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | RALEIGH | NC | |
| 919-416 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC |
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.