NumberResearchRecent prefix assignments
13 prefixes assigned in October 2025 · 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, October 2025
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2025-10-27 | 279-288 | ONVOY, LLC - CA | 649C | SCRM MAIN | CA |
| 2025-10-16 | 669-374 | ONVOY, LLC - CA | 649C | SNJS NORTH | CA |
| 2025-10-16 | 858-441 | ONVOY, LLC - CA | 649C | EL CAJON | CA |
| 2025-10-16 | 951-806 | ONVOY, LLC - CA | 649C | MORENO | CA |
| 2025-10-09 | 424-561 | ONVOY, LLC - CA | 649C | REDONDO | CA |
| 2025-10-09 | 424-562 | ONVOY, LLC - CA | 649C | SNMN MRVS | CA |
| 2025-10-09 | 909-250 | ONVOY, LLC - CA | 649C | REDLANDS | CA |
| 2025-10-08 | 626-707 | ONVOY, LLC - CA | 649C | LA PUENTE | CA |
| 2025-10-03 | 669-373 | ONVOY, LLC - CA | 649C | SARATOGA | CA |
| 2025-10-03 | 820-244 | ONVOY, LLC - CA | 649C | SANTAMARIA | CA |
| 2025-10-02 | 341-263 | ONVOY, LLC - CA | 649C | FRNK MAIN | CA |
| 2025-10-02 | 341-264 | ONVOY, LLC - CA | 649C | OKLD MN-PD | CA |
| 2025-10-02 | 820-243 | ONVOY, LLC - CA | 649C | CAMARILLO | CA |
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.