JOHN DAY — OR
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CENTURYTEL OF OREGON, INC. DBA CENTURYLINK | 2360 | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR | 5820 | 1 |
| UNITED STATES CELLULAR - OR | 6349 | 1 |
| ONVOY, LLC - OR | 750E | 1 |