Post Offices

Post Offices in & near Rancho San Diego, California. Operating hours, locations, phone/fax number, services information.

La Mesa Post Office

La Mesa Post Office in Spring Valley, California on Austin Dr. Operating hours, phone number, services information, and other locations.

Address: 10174 Austin Dr, Spring Valley, CA 91977
Phone: 619-660-5728
Fax: 619-670-6085
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 9:00am - 5:00pm
Tuesday 9:00am - 5:00pm
Wednesday 9:00am - 5:00pm
Thursday 9:00am - 5:00pm
Friday 9:00am - 5:00pm
Saturday 10:00am - 2:00pm
Sunday Closed

Lobby Hours

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 3:30pm
Sunday Closed