ZIP / Postal Code 78666
Postal / ZIP code 78666 is in San Marcos, Texas, United States. See the location, coordinates and nearby codes.
78666
San Marcos, Texas, United States
| Place | Region | Country | Coordinates |
|---|---|---|---|
| San Marcos | Texas | United States | 29.875, -97.94 |
Frequently asked questions
Where is postal code 78666?
Postal code 78666 covers San Marcos, Texas, United States. Its approximate coordinates are shown in the table above.