Recent prefix assignments
357 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/17/2026
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.
Most active assignees, last 30 days
8X8, INC.
37
ONVOY, LLC - CA
35
NEW CINGULAR WIRELESS PCS, LLC - IL
33
NEW CINGULAR WIRELESS PCS, LLC - DC
27
ONVOY, LLC - TX
18
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-01-02 | 678-833 | LEVEL 3 COMMUNICATIONS, LLC - GA | 6116 | ATLANTA SO | GA |
| 2001-01-02 | 678-946 | BROADRIVER COMMUNICATION CORPORATION - GA | 0173 | ATLANTA NW | GA |
| 2001-01-02 | 678-948 | BROADRIVER COMMUNICATION CORPORATION - GA | 0173 | ATLANTA NE | GA |
| 2001-01-02 | 843-581 | HORRY TEL. COOP., INC. | 0528 | COLLINSCK | SC |
| 2001-01-02 | 850-642 | CELLULAR SOUTH, INC. | 6581 | FTWALTNBCH | FL |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/17/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.