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
New assignments by month
Sep 2026
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 775-323 | NEVADA BELL | 9742 | RENO | NV | |
| 775-324 | NEVADA BELL | 9742 | RENO | NV | |
| 775-325 | NEVADA BELL | 9742 | RENO | NV | |
| 775-326 | NEVADA BELL | 9742 | RENO | NV | |
| 775-327 | NEVADA BELL | 9742 | RENO | NV | |
| 775-328 | NEVADA BELL | 9742 | RENO | NV | |
| 775-329 | NEVADA BELL | 9742 | RENO | NV | |
| 775-330 | ONVOY, LLC - NV | 029F | FISHLK VLY | NV | |
| 775-331 | NEVADA BELL | 9742 | RENO | NV | |
| 775-332 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NV | 7376 | RENO | NV | |
| 775-333 | NEVADA BELL | 9742 | RENO | NV | |
| 775-334 | NEVADA BELL | 9742 | RENO | NV | |
| 775-335 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NV | 7376 | RENO | NV | |
| 775-337 | NEVADA BELL | 9742 | RENO | NV | |
| 775-339 | BANDWIDTH.COM CLEC, LLC - NV | 075F | STATELINE | NV | |
| 775-342 | NEVADA BELL | 9742 | RENO | NV | |
| 775-343 | NEVADA BELL | 9742 | RENO | NV | |
| 775-344 | LEVEL 3 COMMUNICATIONS, LLC - NV | 4805 | YERINGTON | NV | |
| 775-345 | NEVADA BELL | 9742 | RENO | NV | |
| 775-347 | ONVOY, LLC - NV | 029F | CRYSTALBAY | NV | |
| 775-348 | NEVADA BELL | 9742 | RENO | NV | |
| 775-349 | ONVOY, LLC - NV | 029F | AUSTIN | NV | |
| 775-350 | T-MOBILE USA, INC. | 6529 | CARSONCITY | NV | |
| 775-351 | NEVADA BELL | 9742 | RENO | NV | |
| 775-352 | NEVADA BELL | 9742 | RENO | NV | |
| 775-353 | NEVADA BELL | 9742 | RENO | NV | |
| 775-354 | NEVADA BELL | 9742 | RENO | NV | |
| 775-355 | NEVADA BELL | 9742 | RENO | NV | |
| 775-356 | NEVADA BELL | 9742 | RENO | NV | |
| 775-357 | NEVADA BELL | 9742 | RENO | NV | |
| 775-358 | NEVADA BELL | 9742 | RENO | NV | |
| 775-359 | NEVADA BELL | 9742 | RENO | NV | |
| 775-361 | ONVOY, LLC - NV | 029F | AUSTIN | NV | |
| 775-362 | ONVOY, LLC - NV | 029F | CARSONCITY | NV | |
| 775-363 | ONVOY, LLC - NV | 029F | BATTLE MT | NV | |
| 775-365 | ONVOY, LLC - NV | 029F | BAKER | NV | |
| 775-366 | ONVOY, LLC - NV | 029F | FERNLEY | NV | |
| 775-367 | ONVOY, LLC - NV | 029F | EUREKA | NV | |
| 775-368 | ONVOY, LLC - NV | 029F | MCGILL | NV | |
| 775-369 | ONVOY, LLC - NV | 029F | IMLAY | NV | |
| 775-370 | ONVOY, LLC - NV | 029F | MCDERMITT | NV | |
| 775-371 | ONVOY, LLC - NV | 029F | LOVELOCK | NV | |
| 775-372 | NEVADA BELL | 9742 | LATHROWLLS | NV | |
| 775-373 | ONVOY, LLC - NV | 029F | SCHURZ | NV | |
| 775-377 | NEVADA BELL | 9742 | ROUND MT | NV | |
| 775-383 | ONVOY, LLC - NV | 029F | EMPIRE | NV | |
| 775-397 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | ELKO | NV | |
| 775-402 | ONVOY, LLC - NV | 029F | ELY | NV | |
| 775-406 | ONVOY, LLC - NV | 029F | VIRGINIACY | NV | |
| 775-411 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NV |
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.