Law Enforcement Agencies in Groton, CT CT › Southeastern Connecticut County Agencies serving the city of Groton in CT. Agency Types in Groton Airport Police 1 agencies Military 1 agencies Municipal Police 3 agencies All Agencies in Groton, CT City of Groton Police Department Southeastern Connecticut County Groton Long Point Police Department Southeastern Connecticut County Groton-New London Airport Southeastern Connecticut County New London Naval Submarine Base Southeastern Connecticut County Town of Groton Police Department Southeastern Connecticut County
