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 Eminence pop. 380
- Township of Emma pop. 297
- Township of Emmet pop. 1,202
- Township of Empire pop. 3,955
- Township of Enfield pop. 1,066
- Township of Engelmann pop. 746
- Township of English pop. 469
- Township of Eppards Point pop. 338
- Township of Equality pop. 782
- Township of Erie pop. 1,880
- Township of Erienna pop. 2,451
- Township of Erin pop. 377
- Township of Esmen pop. 291
- Township of Essex pop. 1,449
- Township of Essex pop. 569
- Township of Evans pop. 1,165
- Township of Ewing pop. 1,325
- Township of Fairfield pop. 364
- Township of Fairhaven pop. 819
- Township of Fairmount pop. 159
- Township of Fairview pop. 610
- Township of Fall Creek pop. 521
- Township of Fall River pop. 785
- Township of Fancy Creek pop. 5,817
- Township of Farm Ridge pop. 832
- Township of Farmers pop. 353
- Township of Farmington pop. 3,128
- Township of Farrington pop. 567
- Township of Fayette pop. 246
- Township of Fayetteville pop. 1,512
- Township of Felix pop. 4,451
- Township of Fenton pop. 558
- Township of Fidelity pop. 649
- Township of Field pop. 1,490
- Township of Fillmore Consolidated pop. 795
- Township of Flagg pop. 13,226
- Township of Flannigan pop. 310
- Township of Flat Branch pop. 415
- Township of Flint pop. 96
- Township of Flora pop. 2,969
- Township of Florence pop. 924
- Township of Florence pop. 1,156
- Township of Floyd pop. 406
- Township of Fondulac pop. 12,237
- Township of Forest City pop. 463
- Township of Forrest pop. 1,393
- Township of Forreston pop. 1,976
- Township of Fort Russell pop. 9,298
- Township of Foster pop. 359
- Township of Foster pop. 3,914