NumberResearchRecent prefix assignments
243 prefixes assigned in May 2026 · from the daily NANPA CO code file, 09/18/2026
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, May 2026
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2026-05-06 | 840-997 | ONVOY, LLC - CA | 649C | CLAREMONT | CA |
| 2026-05-06 | 859-503 | ONVOY, LLC - KY | 896E | RICHMOND | KY |
| 2026-05-06 | 901-798 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MEMPHIS | TN |
| 2026-05-06 | 901-803 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | MEMPHIS | TN |
| 2026-05-06 | 943-315 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA | 6540 | ADAIRSVL | GA |
| 2026-05-06 | 975-210 | ONVOY, LLC - MO | 093F | BELTON | MO |
| 2026-05-06 | 983-228 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | DENVER | CO |
| 2026-05-05 | 302-713 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NEW CASTLE | DE |
| 2026-05-05 | 363-223 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NASSAUZN07 | NY |
| 2026-05-05 | 435-407 | UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS | 1772 | TABIONA | UT |
| 2026-05-05 | 435-408 | UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS | 1772 | ALTAMONT | UT |
| 2026-05-05 | 435-410 | UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS | 1772 | RANDLETT | UT |
| 2026-05-05 | 571-760 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | WSNGTNZN08 | VA |
| 2026-05-05 | 689-378 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | WINTERPARK | FL |
| 2026-05-05 | 689-379 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | WINTERPARK | FL |
| 2026-05-05 | 929-870 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NWYRCYZN08 | NY |
| 2026-05-05 | 941-434 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | PTCHARLOTT | FL |
| 2026-05-05 | 941-435 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | PTCHARLOTT | FL |
| 2026-05-04 | 235-223 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | CAPEGIRARD | MO |
| 2026-05-04 | 351-246 | SHELCOMM | 0051 | SALEM | MA |
| 2026-05-04 | 645-255 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | NORTH DADE | FL |
| 2026-05-04 | 774-575 | SHELCOMM | 0051 | WORCESTER | MA |
| 2026-05-04 | 808-290 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | HILO | HI |
| 2026-05-04 | 839-339 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | ORANGEBURG | SC |
| 2026-05-04 | 839-340 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | ORANGEBURG | SC |
| 2026-05-04 | 857-433 | SHELCOMM | 0051 | BOSTON | MA |
| 2026-05-04 | 857-434 | SHELCOMM | 0051 | CAMBRIDGE | MA |
| 2026-05-04 | 929-873 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | NWYRCYZN03 | NY |
| 2026-05-04 | 934-271 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | RIVERHEAD | NY |
| 2026-05-04 | 934-272 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | RIVERHEAD | NY |
| 2026-05-04 | 984-996 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | SANFORD | NC |
| 2026-05-01 | 236-590 | Fibernetics Corporation | 464D | Penticton | — |
| 2026-05-01 | 236-629 | Fibernetics Corporation | 464D | Cranbrook | — |
| 2026-05-01 | 236-630 | Fibernetics Corporation | 464D | Fort St. John | — |
| 2026-05-01 | 236-631 | Fibernetics Corporation | 464D | Salmon Arm | — |
| 2026-05-01 | 236-634 | Fibernetics Corporation | 464D | Port Alberni | — |
| 2026-05-01 | 236-635 | Fibernetics Corporation | 464D | Campbell River | — |
| 2026-05-01 | 236-637 | Fibernetics Corporation | 464D | Whistler | — |
| 2026-05-01 | 368-345 | Fibernetics Corporation | 464D | Sherwood Park | — |
| 2026-05-01 | 368-346 | Fibernetics Corporation | 464D | Fort McMurray | — |
| 2026-05-01 | 368-347 | Fibernetics Corporation | 464D | Leduc | — |
| 2026-05-01 | 368-348 | Fibernetics Corporation | 464D | Stony Plain | — |
| 2026-05-01 | 368-349 | Fibernetics Corporation | 464D | Brooks | — |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.