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 Independence pop. 1,153
- Township of Indian Creek pop. 2,180
- Township of Indian Grove pop. 4,109
- Township of Indian Point pop. 1,421
- Township of Indian Prairie pop. 678
- Township of Indiantown pop. 591
- Township of Industry pop. 568
- Township of Irishtown pop. 1,027
- Township of Iroquois pop. 547
- Township of Irving pop. 873
- Township of Irvington pop. 1,166
- Township of Isabel pop. 171
- Township of Island Grove pop. 568
- Township of Iuka pop. 1,019
- Township of Jackson pop. 3,876
- Township of Jackson pop. 1,226
- Township of Jamaica pop. 182
- Township of Jarvis pop. 16,025
- Township of Jasper pop. 1,729
- Township of Jefferson pop. 245
- Township of Jersey pop. 9,923
- Township of Johannisburg pop. 505
- Township of Johnson pop. 751
- Township of Johnson pop. 373
- Township of Joliet pop. 85,116
- Township of Jonathan Creek pop. 1,027
- Township of Jordan pop. 850
- Township of Joshua pop. 422
- Township of Jubilee pop. 1,747
- Township of Kane pop. 758
- Township of Kaneville pop. 1,144
- Township of Kankakee pop. 24,320
- Township of Kansas pop. 866
- Township of Kansas pop. 445
- Township of Kaskaskia pop. 557
- Township of Keene pop. 597
- Township of Keith pop. 380
- Township of Keithsburg pop. 642
- Township of Kelly pop. 365
- Township of Kendall pop. 8,942
- Township of Kent pop. 632
- Township of Kerr pop. 151
- Township of Kerton pop. 82
- Township of Kewanee pop. 9,685
- Township of Kickapoo pop. 8,250
- Township of Kilbourne pop. 468
- Township of Kinderhook pop. 725
- Township of King pop. 215
- Township of Kingston pop. 3,456
- Township of Kinkaid pop. 452