ZIP codes in San Marcos, California
San Marcos has 4 ZIP codes in this directory. Each ZIP is listed with its county, population and time zone.
| ZIP | County | Population | Time zone |
|---|---|---|---|
| 92069 | San Diego | 92,931 | America/Los_Angeles |
| 92078 | San Diego | 92,931 | America/Los_Angeles |
| 92079 | San Diego | 92,931 | America/Los_Angeles |
| 92096 | San Diego | 92,931 | America/Los_Angeles |
About San Marcos ZIP codes
ZIP codes in San Marcos are part of the USPS delivery network for California. The codes above are ordered numerically; each links to a page with coordinates, nearby ZIPs and more detail. Population shown is the estimated population of the city: 92,931.