Post Offices
Post Offices in & near Foster, California. Operating hours, locations, phone/fax number, services information.
Callahan Post Office
Post Office in Callahan, California on S State Highway 3. Operating hours, phone number, services information, and other locations.
Address: 12436 S State Highway 3, Callahan, CA 96014
Phone: 530-467-5155
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 11:30am - 3:30pmTuesday 11:30am - 3:30pm
Wednesday 11:30am - 3:30pm
Thursday 11:30am - 3:30pm
Friday 11:30am - 3:30pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 2:15pmTuesday 2:15pm
Wednesday 2:15pm
Thursday 2:15pm
Friday 2:15pm
Saturday 12:15pm
Sunday Closed
Last Collection Times
Monday 11:30am - 3:30pmTuesday 11:30am - 3:30pm
Wednesday 11:30am - 3:30pm
Thursday 11:30am - 3:30pm
Friday 11:30am - 3:30pm
Saturday 10:30am - 12:30pm
Sunday Closed