NumberResearchRecent prefix assignments
352 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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 |
|---|---|---|---|---|---|
| 2024-05-15 | 743-278 | ONVOY, LLC - NC | 638E | SUMMERFLD | NC |
| 2024-05-15 | 856-634 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HADDONFLD | NJ |
| 2024-05-15 | 873-575 | Iristel Inc. | 154E | Kangiqsualujjuaq | — |
| 2024-05-15 | 873-576 | Iristel Inc. | 154E | Kangiqsujuaq | — |
| 2024-05-15 | 873-578 | Iristel Inc. | 154E | Kangirsuk | — |
| 2024-05-15 | 904-890 | ONVOY, LLC - FL | 937C | FERNADNBCH | FL |
| 2024-05-15 | 936-403 | ONVOY, LLC - TX | 903C | WILLIS | TX |
| 2024-05-15 | 943-261 | ONVOY, LLC - GA | 067D | TEMPLE | GA |
| 2024-05-15 | 956-719 | ONVOY, LLC - TX | 903C | RIO HONDO | TX |
| 2024-05-15 | 980-491 | ONVOY, LLC - NC | 638E | INDIANTRAL | NC |
| 2024-05-14 | 228-294 | ONVOY, LLC - MS | 719E | OCEAN SPG | MS |
| 2024-05-14 | 234-422 | ONVOY, LLC - OH | 464C | TWINSBURG | OH |
| 2024-05-14 | 234-424 | ONVOY, LLC - OH | 464C | WARREN | OH |
| 2024-05-14 | 279-262 | ONVOY, LLC - CA | 649C | SO PLACER | CA |
| 2024-05-14 | 350-221 | ONVOY, LLC - CA | 649C | LODI | CA |
| 2024-05-14 | 350-223 | ONVOY, LLC - CA | 649C | MERCED | CA |
| 2024-05-14 | 367-516 | Iristel Inc. | 154E | Forestville | — |
| 2024-05-14 | 367-877 | Iristel Inc. | 154E | Grande-Vallee | — |
| 2024-05-14 | 412-619 | ONVOY, LLC - PA | 547E | PTGSBNZN17 | PA |
| 2024-05-14 | 423-936 | COMCAST IP PHONE, LLC | 318J | SUNBRIGHT | TN |
| 2024-05-14 | 423-941 | COMCAST IP PHONE, LLC | 318J | DEER LODGE | TN |
| 2024-05-14 | 463-309 | ONVOY, LLC - IN | 097D | ACTON | IN |
| 2024-05-14 | 463-310 | ONVOY, LLC - IN | 097D | CICERO | IN |
| 2024-05-14 | 464-249 | ONVOY, LLC | 224C | CHICAGOHTS | IL |
| 2024-05-14 | 606-463 | ONVOY, LLC - KY | 896E | VIRGIE | KY |
| 2024-05-14 | 659-303 | ONVOY, LLC - AL | 604E | MONTEVALLO | AL |
| 2024-05-14 | 680-305 | ONVOY, LLC- NY | 384C | CANASTOTA | NY |
| 2024-05-14 | 681-479 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | HNTNGTNZN1 | WV |
| 2024-05-14 | 681-536 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LOGAN | WV |
| 2024-05-14 | 681-537 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | PRKRSBGZN1 | WV |
| 2024-05-14 | 681-538 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | LOGAN | WV |
| 2024-05-14 | 730-251 | ONVOY, LLC | 224C | SALEM | IL |
| 2024-05-14 | 779-398 | ONVOY, LLC | 224C | PONTIAC | IL |
| 2024-05-14 | 951-740 | ONVOY, LLC - CA | 649C | TEMECULA | CA |
| 2024-05-13 | 251-486 | BANDWIDTH.COM CLEC, LLC - AL | 072F | MOBILE | AL |
| 2024-05-13 | 279-261 | ASTOUND BROADBAND, LLC - CA | 485E | SCRM NORTH | CA |
| 2024-05-13 | 318-902 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | WINNFIELD | LA |
| 2024-05-13 | 334-929 | BANDWIDTH.COM CLEC, LLC - AL | 072F | MONTGOMERY | AL |
| 2024-05-13 | 343-620 | Videotron Ltd. | 328F | Pembroke | — |
| 2024-05-13 | 448-237 | PEERLESS NETWORK OF FLORIDA, LLC - FL | 902E | PANAMACITY | FL |
| 2024-05-13 | 539-304 | NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | GROVE | OK |
| 2024-05-13 | 639-970 | Access Communications Co-operative Limited | 280H | Turtleford | — |
| 2024-05-13 | 645-219 | BOOST SUBSCRIBERCO L.L.C. | 490J | PERRINE | FL |
| 2024-05-13 | 672-240 | Videotron Ltd. | 328F | Salmon Arm | — |
| 2024-05-13 | 680-303 | BOOST SUBSCRIBERCO L.L.C. | 490J | FAYETTEVL | NY |
| 2024-05-13 | 680-304 | BOOST SUBSCRIBERCO L.L.C. | 490J | ROME | NY |
| 2024-05-13 | 682-437 | BANDWIDTH.COM CLEC, LLC - TX | 004F | ARLINGTON | TX |
| 2024-05-13 | 725-335 | T-MOBILE USA, INC. | 6529 | LAS VEGAS | NV |
| 2024-05-13 | 742-350 | Videotron Ltd. | 328F | Cobourg | — |
| 2024-05-13 | 774-560 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | FALMOUTH | MA |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.