Zip Area Code

Rio Grande City, Texas

Rio Grande City, Texas, in Starr County, has ZIP code 78582 and area code 956.

ZIP code
78582
Area code
956
State
Texas
Time zone
Central Time
Coordinates
26.3942, -98.8104

ZIP codes in Rio Grande City

ZIP codePost officeCountyArea codes
78582Rio Grande CityStarr County956

Area code for Rio Grande City

  • Area code 956

    In service since July 7, 1997. Local calls are dialed with seven digits.

Time zone

Rio Grande City is in the Central Time zone.

Towns near Rio Grande City