ZIP Code 99166 is within two congressional districts: the 5th US Congressional District of Washington currently represented by Republican Michael Baumgartner and the 4th US Congressional District of Washington currently represented by Republican Dan Newhouse.
ZIP Code 99166 is completely within Washington State House of Representatives District 7 and is currently represented by Republican Jacquelin Maycumber and Republican Joel Kretz and . ZIP Code 99166 is completely within Washington State Senate District 7 and is currently represented by Republican Shelly Short.