Law Enforcement Agencies in Union Grove, IL IL › Whiteside County Agencies serving the city of Union Grove in IL. Agency Types in Union Grove Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Union Grove, IL Morrison Police Department Whiteside County Whiteside County Coroners Office Whiteside County Whiteside County Jail Whiteside County Whiteside County Sheriffs Office Whiteside County
