NumberResearchRecent prefix assignments
11 prefixes assigned in April 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, April 2026
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2026-04-30 | 657-852 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ANAHEIM | CA |
| 2026-04-24 | 559-973 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | FRESNO | CA |
| 2026-04-23 | 657-851 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ANAHEIM | CA |
| 2026-04-23 | 949-912 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | IRVINE | CA |
| 2026-04-22 | 657-850 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | SILVERADO | CA |
| 2026-04-17 | 657-848 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ANAHEIM | CA |
| 2026-04-17 | 657-849 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | WESTMINSTR | CA |
| 2026-04-17 | 949-986 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | SADLBK VLY | CA |
| 2026-04-10 | 657-843 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | HUNTITNBCH | CA |
| 2026-04-10 | 657-846 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | ANAHEIM | CA |
| 2026-04-10 | 657-847 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | GARDEN GRV | 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.