San Marcos Zip Codes - Hays County TX

San Marcos, TX Zip Code Map

San Marcos, TX is a city located in Hays County, Texas and has a land area of 192.39 square miles (498.29 km2). The water area for the city is 1.02 square miles or 2.64 km2. There are 2 total unique zip codes in San Marcos, Texas. The area code(s) for San Marcos is 512/737.

Zip Codes for San Marcos, TX (2)

Zip Code
City County
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78666 San Marcos Hays
78667 San Marcos Hays

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