NumberResearchRecent prefix assignments
5 prefixes assigned in November 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, November 2025
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2025-11-20 | 310-731 | ONVOY, LLC - CA | 649C | SAN PEDRO | CA |
| 2025-11-20 | 626-837 | ONVOY, LLC - CA | 649C | PSDN PSDN | CA |
| 2025-11-20 | 650-764 | ONVOY, LLC - CA | 649C | MT VIEW | CA |
| 2025-11-20 | 669-375 | ONVOY, LLC - CA | 649C | GILROY | CA |
| 2025-11-04 | 738-201 | ONVOY, LLC - CA | 649C | LSAN DA 07 | 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.