Law Enforcement Agencies in Langdon, IA IA › Clay County Agencies serving the city of Langdon in IA. Agency Types in Langdon Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies State Police 1 agencies All Agencies in Langdon, IA Clay County Jail Clay County Clay County Medical Examiner Office Clay County Clay County Sheriffs Office Clay County Iowa State Patrol Clay County Spencer Police Department Clay County
