USPS - Postal Service in Callahan - Locations & Hours
| Name | Address | Phone | |
|---|---|---|---|
| USPS - Post Office - Callahan | 12436 S State Highway 3 | 530-467-5155 | |
| USPS Mail Collection/Drop Box - 12436 S Hwy 3 | 12436 S Hwy 3 | ||
| Name | Address | Phone | |
|---|---|---|---|
| USPS - Post Office - Callahan | 12436 S State Highway 3 | 530-467-5155 | |
| USPS Mail Collection/Drop Box - 12436 S Hwy 3 | 12436 S Hwy 3 | ||