Post Offices in & near San Luis Obispo, California. Operating hours, locations, phone/fax number, services information.
Mission San Luis Obispo Post Office in San Luis Obispo, California on Marsh St. Operating hours, phone number, services information, and other locations.
Address: 893 Marsh St, San Luis Obispo, CA 93401
Phone: 805-541-9138
Fax: 805-542-0256
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
