Law Enforcement Agencies in Plattsmouth, NE NE › Cass County Agencies serving the city of Plattsmouth in NE. Agency Types in Plattsmouth Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Plattsmouth, NE Cass County Attorneys Office Cass County Cass County Jail Cass County Cass County Sheriffs Office Cass County Plattsmouth Police Department Cass County
