ZIP code 78666 of San Marcos, Texas: location on the map and coordinates.

The ZIP code 78666 is reserved for San Marcos, Texas. This code is part of Hays County. On the following Open Street Map you can see the exact location of 78666 ZIP code. Zoom in or out to see the surrounding cities and areas, use the buttons shown on the map. Drag the map with your mouse or finger.
Exact coordinates of ZIP 78666: Latitude: 29.8754 South, Longitude: 97.9404 West.

To sum up:

ZIP code 78666, what state is it? Texas.

What city is it? San Marcos, Texas.

What county is it? Hays County.

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