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
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2023-09-01 | 447-266 | ONVOY, LLC | 224C | SADORUS | IL |
| 2023-09-01 | 447-268 | ONVOY, LLC | 224C | BAYLIS | IL |
| 2023-09-01 | 447-269 | ONVOY, LLC | 224C | CHAPIN | IL |
| 2023-09-01 | 447-270 | ONVOY, LLC | 224C | FOWLER | IL |
| 2023-09-01 | 447-271 | ONVOY, LLC | 224C | LIBERTY | IL |
| 2023-09-01 | 447-272 | ONVOY, LLC | 224C | FERRIS | IL |
| 2023-09-01 | 447-273 | ONVOY, LLC | 224C | LOAMI | IL |
| 2023-09-01 | 464-228 | ONVOY, LLC | 224C | BLUEISLAND | IL |
| 2023-09-01 | 567-422 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | MANSFIELD | OH |
| 2023-09-01 | 573-962 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | BIRCH TREE | MO |
| 2023-09-01 | 580-556 | ONVOY, LLC - OK | 409F | STONEWALL | OK |
| 2023-09-01 | 582-249 | COMMIO, LLC | 939H | CARROLLTN | PA |
| 2023-09-01 | 582-250 | COMMIO, LLC | 939H | DAVIDSVL | PA |
| 2023-09-01 | 582-251 | COMMIO, LLC | 939H | ELDRED | PA |
| 2023-09-01 | 582-253 | COMMIO, LLC | 939H | GALETON | PA |
| 2023-09-01 | 614-671 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | COLUMBUS | OH |
| 2023-09-01 | 672-224 | Iristel Inc. | 154E | Prince George | — |
| 2023-09-01 | 672-225 | Iristel Inc. | 154E | Prince George | — |
| 2023-09-01 | 672-226 | Iristel Inc. | 154E | Richmond | — |
| 2023-09-01 | 672-275 | Iristel Inc. | 154E | New Westminster | — |
| 2023-09-01 | 680-289 | ONVOY, LLC- NY | 384C | SO OTSELIC | NY |
| 2023-09-01 | 774-339 | OMNIPOINT MIAMI E LICENSE, LLC | 6889 | BARNSTABLE | MA |
| 2023-09-01 | 810-218 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI | 6003 | PORT HURON | MI |
| 2023-09-01 | 878-267 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | WEXFORD | PA |
| 2023-09-01 | 878-275 | COMMIO, LLC | 939H | AVONMORE | PA |
| 2023-09-01 | 878-276 | COMMIO, LLC | 939H | BLACK LICK | PA |
| 2023-09-01 | 878-279 | COMMIO, LLC | 939H | DAWSON | PA |
| 2023-09-01 | 878-280 | COMMIO, LLC | 939H | FAYETTE CY | PA |
| 2023-09-01 | 912-701 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | DOUGLAS | GA |
| 2023-09-01 | 914-587 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | WSCHSTZN08 | NY |
| 2023-09-01 | 914-590 | ONVOY, LLC- NY | 384C | BEDFORDVLG | NY |
| 2023-08-31 | 210-759 | ONVOY, LLC - TX | 903C | SANANTONIO | TX |
| 2023-08-31 | 219-346 | ONVOY, LLC - IN | 097D | LA PORTE | IN |
| 2023-08-31 | 227-204 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSNGTNZN10 | MD |
| 2023-08-31 | 227-205 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSHNGTNZN4 | MD |
| 2023-08-31 | 227-206 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | 6855 | WSHNGTNZN5 | MD |
| 2023-08-31 | 236-870 | Iristel Inc. | 154E | Fernie | — |
| 2023-08-31 | 236-871 | Iristel Inc. | 154E | Kelowna | — |
| 2023-08-31 | 236-872 | Iristel Inc. | 154E | Kelowna | — |
| 2023-08-31 | 236-874 | Iristel Inc. | 154E | North Vancouver | — |
| 2023-08-31 | 236-875 | Iristel Inc. | 154E | North Vancouver | — |
| 2023-08-31 | 236-904 | Iristel Inc. | 154E | Vancouver | — |
| 2023-08-31 | 236-905 | Iristel Inc. | 154E | Vancouver | — |
| 2023-08-31 | 253-386 | T-MOBILE USA, INC. | 6529 | PUYALLUP | WA |
| 2023-08-31 | 329-201 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | MIDDLETOWN | NY |
| 2023-08-31 | 365-974 | Fibernetics Corporation | 464D | St. Catharines-Thorold | — |
| 2023-08-31 | 409-319 | ONVOY, LLC - TX | 903C | GALVESTON | TX |
| 2023-08-31 | 472-231 | ONVOY, LLC - NC | 638E | LUMBERTON | NC |
| 2023-08-31 | 520-684 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ | 7465 | SIERRAVIST | AZ |
| 2023-08-31 | 520-687 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ | 7465 | SIERRAVIST | AZ |
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.