Hidalgo, TX

ZIP code 78557 is located in Hidalgo County, Texas. The area is primarily residential, with some commercial developments. Notable landmarks in this ZIP code include Granjeno City Hall, a historic building that serves as the local government center, and the Granjeno Pump House, an iconic structure dating back to the early 20th century. The surroundings are filled with lush greenery and open spaces for residents to enjoy.