Law Enforcement Agencies in Gainesville, TX TX › Cooke County Agencies serving the city of Gainesville in TX. Agency Types in Gainesville Campus Police 1 agencies Coroners 2 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies Youth Institutions 1 agencies All Agencies in Gainesville, TX Cooke County Jail Cooke County Cooke County Sheriffs Department Cooke County Gainesville Police Department Cooke County Gainesville State School Cooke County North Central Texas College Cooke County Office of the Cooke County Justice of the Peace Pct 1 Cooke County Office of the Cooke County Justice of the Peace Pct 2 Cooke County
