Susan Morse (Postmaster)
susan.j.morse@usps.gov
420 N Twin Oaks Valley Rd
San Marcos, CA 92069
San Marcos, CA 92069
The San Marcos Post Office is located in the state of California within San Diego County. This location serves 46,369 San Marcos residents with a median income of $50,471. It's estimated that approximately 74,010 packages pass through this post office each year.
San Marcos Post Office Location 92069
San Marcos California Local Links
Post Offices Near San Marcos by ZIP Code
- 91917 - Dulzura CA
- 91935 - Jamul CA
- 91911 - Rancho Del Rey CA
- 92154 - Otay Mesa CA
- 91948 - Mount Laguna CA
- 91910 - Chula Vista CA
- 91934 - Jacumba CA
- 92126 - Mira Mesa CA
- 92105 - City Heights CA
- 92114 - Encanto CA
- 92021 - Bostonia CA
- 91950 - National City CA
- 92115 - Andrew Jackson CA
- 91977 - La Mesa CA
- 92020 - El Cajon CA