Illinois
2,821 jurisdictions across counties, municipalities, and townships.
Counties 102
Municipalities 1,294
- Village of Northfield pop. 5,634
- Village of Norwood pop. 430
- Village of Oak Brook pop. 8,086
- Village of Oak Grove pop. 470
- Village of Oak Lawn pop. 57,013
- Village of Oak Park pop. 53,224
- Village of Oakdale pop. 196
- Village of Oakford pop. 232
- Village of Oakwood pop. 1,307
- Village of Oakwood Hills pop. 2,078
- Village of Oblong pop. 1,367
- Village of Oconee pop. 139
- Village of Odell pop. 989
- Village of Odin pop. 913
- Village of Ogden pop. 721
- Village of Ohio pop. 463
- Village of Ohlman pop. 110
- Village of Okawville pop. 1,362
- Village of Old Mill Creek pop. 164
- Village of Old Ripley pop. 87
- Village of Old Shawneetown pop. 114
- Village of Olmsted pop. 286
- Village of Olympia Fields pop. 4,654
- Village of Omaha pop. 212
- Village of Onarga pop. 1,319
- Village of Oquawka pop. 1,120
- Village of Orangeville pop. 756
- Village of Oreana pop. 866
- Village of Orion pop. 1,741
- Village of Orland Hills pop. 6,725
- Village of Orland Park pop. 57,850
- Village of Oswego pop. 35,316
- Village of Owaneco pop. 218
- Village of Palatine pop. 66,321
- Village of Palestine pop. 1,223
- Village of Palmer pop. 222
- Village of Palmyra pop. 599
- Village of Palos Park pop. 4,871
- Village of Panama pop. 338
- Village of Panola pop. 44
- Village of Papineau pop. 134
- Village of Park Forest pop. 21,261
- Village of Parkersburg pop. 186
- Village of Patoka pop. 523
- Village of Paw Paw pop. 818
- Village of Pawnee pop. 2,715
- Village of Payson pop. 1,007
- Village of Pearl pop. 103
- Village of Pearl City pop. 779
- Village of Pecatonica pop. 2,059
Townships 1,425
- Township of Stonington pop. 1,034
- Township of Stookey pop. 9,123
- Township of Stratton pop. 451
- Township of Stronghurst pop. 1,060
- Township of Sublette pop. 683
- Township of Suez pop. 598
- Township of Sugar Creek pop. 6,622
- Township of Sugar Grove pop. 20,903
- Township of Sugar Loaf pop. 6,859
- Township of Sullivan pop. 6,284
- Township of Sullivan pop. 642
- Township of Sullivan pop. 469
- Township of Summit pop. 3,744
- Township of Sumner pop. 808
- Township of Sumner pop. 485
- Township of Sumpter pop. 2,007
- Township of Sunbury pop. 219
- Township of Swan pop. 236
- Township of Sycamore pop. 14,679
- Township of Symmes pop. 964
- Township of Talkington pop. 161
- Township of Tamalco pop. 544
- Township of Tampico pop. 991
- Township of Tate pop. 283
- Township of Taylor pop. 922
- Township of Taylorville pop. 11,822
- Township of Tennessee pop. 298
- Township of Terre Haute pop. 216
- Township of Teutopolis pop. 2,752
- Township of Texas pop. 1,243
- Township of Thompson pop. 838
- Township of Thornton pop. 154,231
- Township of Timber pop. 2,247
- Township of Todds Point pop. 467
- Township of Tolono pop. 6,207
- Township of Tompkins pop. 870
- Township of Tonti pop. 1,012
- Township of Toulon pop. 2,145
- Township of Towanda pop. 1,977
- Township of Tower Hill pop. 961
- Township of Tremont pop. 2,668
- Township of Trivoli pop. 992
- Township of Troy pop. 49,550
- Township of Troy Grove pop. 1,273
- Township of Truro pop. 843
- Township of Tunbridge pop. 723
- Township of Tuscola pop. 5,451
- Township of Twigg pop. 486
- Township of Tyrone pop. 4,639
- Township of Union pop. 856