State Senator Dave Koehler Share: Elected Officials State Senator Dave Koehler Visit Website Request Info 400 NE Jefferson Suite 400 Peoria, IL 61603 (309) 677-0120 (309) 346-4650 (fax) About Map About Senator Koehler's district office serves the people of Peoria, Tazewell, and Fulton counties. The district office is open Monday through Friday from 9am until 3pm. What's Nearby? Distance: 5 10 15 20 25 50 mi.
