Zip code 78570

Zip code 78570, TX

The zip code 78570, type standard, belongs to the following denominations: Mercedes, Heidelberg, Relampago, Rio Rico, Thayer . It is part of the county Hidalgo County, state of Texas. It has an estimated population of 29040.

The postal code 78570 has several names. If you are going to use the postal service be sure to use only those denominations marked as official (Mercedes).