ZIP Code 78641 is located in the county of Williamson in the state of Texas. 78641 ZIP Code is spread between the coordinates of +30.5591446 Latitude and -97.86523803 Longitude. 78641 ZIP Code is part of the 512, 737 area code. There is 1 postal office in zip code 78641.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 78641. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.