Law Enforcement Agencies in Longview, TX TX › Gregg County Agencies serving the city of Longview in TX. Agency Types in Longview Campus Police 1 agencies Coroners 3 agencies County Jails 1 agencies Municipal Police 2 agencies Sheriff 1 agencies All Agencies in Longview, TX Gregg County Jail Gregg County Gregg County Sheriffs Office Gregg County Lakeport Police Department Gregg County LeTourneau University Harrison County Longview Police Department Gregg County Office of Justice Court Gregg County Office Of The Gregg County Justice of the Peace Harrison County Office Of The Gregg County Justice of the Peace Upshur County
