Contea di Jefferson : principali città

Aztalan, Busseyville, Cold Spring, Concord, Farmington, Fort Atkinson, Grelton, Hebron, Helenville, Ixonia, Jefferson, Johnson Creek, Koshkonong Mounds, Lake Koshkonong, Lake Mills, Lake Ripley, Milford, Oakland, Palmyra, Pipersville, Rome, Waterloo, Watertown.