Municipal Codes

Cities
Fort Atkinson: 226
Jefferson: 241
Lake Mills: 246
Waterloo: 290
Watertown: 291
Whitewater: 292

Towns
Aztalan: 002
Cold Spring: 004
Concord: 006
Farmington: 008
Hebron: 010
Ixonia: 012
Jefferson: 014
Koshkonong: 016
Lake Mills: 018
Milford: 020
Oakland: 022
Palmyra: 024
Sullivan: 026
Sumner: 028
Waterloo: 030
Watertown: 032

Villages
Cambridge: 111
Johnson Creek: 141
Lac La Belle: 146
Palmyra: 171
Sullivan: 181