NumberResearchRecent prefix assignments
13 prefixes assigned in September 2026 · 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, September 2026
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2026-09-14 | 369-243 | ONVOY, LLC - CA | 649C | LOWER LAKE | CA |
| 2026-09-14 | 747-393 | ONVOY, LLC - CA | 649C | PSDN LACN | CA |
| 2026-09-14 | 858-469 | ONVOY, LLC - CA | 649C | HARBSNALPN | CA |
| 2026-09-14 | 925-601 | ONVOY, LLC - CA | 649C | PSBG WEST | CA |
| 2026-09-14 | 951-835 | ONVOY, LLC - CA | 649C | LAKEVIEWNU | CA |
| 2026-09-09 | 949-935 | ONVOY, LLC - CA | 649C | LAGUNA BCH | CA |
| 2026-09-09 | 951-825 | ONVOY, LLC - CA | 649C | SUN CITY | CA |
| 2026-09-03 | 424-584 | ONVOY, LLC - CA | 649C | CULVERCITY | CA |
| 2026-09-03 | 650-939 | ONVOY, LLC - CA | 649C | PACIFICA | CA |
| 2026-09-03 | 661-693 | ONVOY, LLC - CA | 649C | LANCASTER | CA |
| 2026-09-03 | 738-210 | ONVOY, LLC - CA | 649C | LSAN DA 14 | CA |
| 2026-09-03 | 831-343 | ONVOY, LLC - CA | 649C | SALINAS | CA |
| 2026-09-02 | 837-200 | ONVOY, LLC - CA | 649C | NTAH THCY | 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.