US Post Offices in San Marcos, CA

The United States Postal Service is an essential public service that is a vital part of our nation's infastructure.

The USPS was founded in 1775 and Benjamin Franklin was the first Postmaster General.

Below you'll find any US Post Offices that we've found in San Marcos, CA.
San Marcos Post Office

420 N Twin Oaks Valley Rd
San Marcos, CA - 92069
760-744-2371

Nearby Listings

Due to the low number of listings in San Marcos, we have added area listings below.

Aguanga Post Office

45600 Highway 79
Aguanga, CA - 92536
(951) 767-1125
This location processes US Passports applications, and, renewals. Please Call for requirements and information, an appointment is required. ..

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Bonsall Post Office

5521 Mission Rd Ste D
Bonsall, CA - 92003
(760) 758-4173
This location does not process US Passport applications or renewals.  ..

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14 Area Post Office

1482 16th St
Camp Pendleton, CA - 92055
(760) 763-2294
This location does not process US Passport applications or renewals.  ..

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16 Area Post Office

16840 7th St
Camp Pendleton, CA - 92055
(760) 725-5687
This location does not process US Passport applications or renewals.  ..

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Camp Horno Post Office

53507 C St
Camp Pendleton, CA - 92055
(760) 763-2950
This location does not process US Passport applications or renewals. ..

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