Post offices offer a full range of mail and shipping services, including passport acceptance at authorized locations. Callahan Post Office is located at 12436 California 3, Callahan, CA. Check the location's current hours before visiting, and bring a photo ID if you are picking up held mail, purchasing a money order, or submitting a passport application.
Callahan Post Office Contact Information
Address, Phone Number, and Hours for an Post Office in Callahan, California.
About Callahan Post Office
The Callahan Post Office, located in Callahan, CA, is a branch location of the United States Postal Service (USPS) that serves the Callahan community. The customer service postal facility offers mail and package delivery services, P.O. box services, and passport services. The USPS operates as an independent agency within the federal government, supported entirely by revenues generated through its operations.
- Current hours, services, and self-service kiosk availability at Callahan Post Office
- PO box rental rates, sizes, and availability
- Passport application acceptance and appointment scheduling
- Mail forwarding, hold mail requests, and package pickup scheduling