Waterloo, Wisconsin — Waterloo is a city in Jefferson County, Wisconsin, situated at the junction of Highways 89 and 19. It is known for its local history and the Waterloo Downtown Historic District.This page organizes FFL dealer listings associated with Waterloo, Wisconsin within the directory’s location hierarchy. Visitors can keep browsing focused on the named place, move through its surrounding geography, and open individual listings for record-specific information. The page remains centered on the location itself while the catalogue can change independently. Use the hierarchy to return to broader place pages or continue toward a more specific community. Each step keeps the browsing path anchored to a named place and its surrounding geographic context.