WILLCOX — AZ
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 6572 | 8 |
| LEVEL 3 COMMUNICATIONS, LLC - AZ | 3285 | 2 |
| ONVOY, LLC - AZ | 630E | 2 |
| VALLEY CONNECTIONS, L.L.C. - AZ | 183D | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |