ZIP Code 78550 is located in the county of Cameron in the state of Texas. 78550 ZIP Code is spread between the coordinates of +26.1995531 Latitude and -97.68602852 Longitude. 78550 ZIP Code is part of the 956 area code. There are 2 postal offices in zip code 78550.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 78550. 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.