NumberResearchRecent prefix assignments
371 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
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 919-941 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-942 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHAPELHILL | NC | |
| 919-943 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-945 | PAETEC ITEL, LLC | 829J | CHAPELHILL | NC | |
| 919-949 | SUNCOM DBA T-MOBILE USA | 8645 | DURHAM | NC | |
| 919-950 | NC | ||||
| 919-951 | PAETEC ITEL, LLC | 829J | CHAPELHILL | NC | |
| 919-952 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | XXXXXXXXXX | NC | |
| 919-953 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | XXXXXXXXXX | NC | |
| 919-954 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | RALEIGH | NC | |
| 919-955 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | XXXXXXXXXX | NC | |
| 919-956 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-957 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-958 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NC | |
| 919-959 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NC | |
| 919-960 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHAPELHILL | NC | |
| 919-961 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | RALEIGH | NC | |
| 919-962 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHAPELHILL | NC | |
| 919-963 | BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC | 0470 | FOUR OAKS | NC | |
| 919-965 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | SELMA | NC | |
| 919-966 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHAPELHILL | NC | |
| 919-967 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHAPELHILL | NC | |
| 919-968 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHAPELHILL | NC | |
| 919-969 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | CHAPELHILL | NC | |
| 919-970 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-971 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | RALEIGH | NC | |
| 919-974 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-975 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | SELMA | NC | |
| 919-976 | NC | ||||
| 919-978 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | XXXXXXXXXX | NC | |
| 919-979 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | XXXXXXXXXX | NC | |
| 919-981 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | RALEIGH | NC | |
| 919-982 | SPOK, INC. | 6630 | RALEIGH | NC | |
| 919-983 | SPOK, INC. | 6630 | RALEIGH | NC | |
| 919-989 | BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC | 0470 | SMITHFIELD | NC | |
| 919-990 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-991 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-992 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-993 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-994 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-997 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-998 | FRONTIER COMMUNICATIONS OF THE CAROLINAS INC. - NC | 4334 | DURHAM | NC | |
| 919-999 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | RALEIGH | NC | |
| 920-200 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | DE PERE | WI | |
| 920-202 | UNITED STATES CELLULAR - WI | 6274 | APPLETON | WI | |
| 920-203 | T-MOBILE USA, INC. | 6529 | OSHKOSH | WI | |
| 920-204 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI | 6508 | FONDDU LAC | WI | |
| 920-205 | T-MOBILE USA, INC. | 6529 | APPLETON | WI | |
| 920-206 | WISCONSIN BELL INC | 9327 | WATERTOWN | WI | |
| 920-207 | UNITED STATES CELLULAR - WI | 6274 | SHEBOYGAN | WI |
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.