Law Enforcement Agencies in Rio Grande City, TX TX › Starr County Agencies serving the city of Rio Grande City in TX. Agency Types in Rio Grande City Coroners 4 agencies County Jails 1 agencies Federal 1 agencies Municipal Police 1 agencies Port Of Entry 1 agencies Sheriff 1 agencies All Agencies in Rio Grande City, TX Office Of The Starr County Justice of the Peace Starr County Office of the Starr County Justice of the Peace Starr County Office Of The Starr County Justice of the Peace Starr County Port of Entry Starr County Rio Grande City Police Department Starr County Starr County Jail Starr County Starr County Justice Of The Peace Starr County Starr County Sheriffs Department Starr County US Border Patrol Starr County
