Illinois government directory.
6,972 public-entity records, with Census classifications, functions, contact fields, population or enrollment where published, and explicit functioning or dormant status.
6,972 records
County of Greene
Counties, municipalities, and townships.
- County area
- Greene
- Contact
- 519 N MAIN ST · CARROLLTON, IL · 62016-1094
- Census ID
- 162135
County of Grundy
Counties, municipalities, and townships.
- County area
- Grundy
- Contact
- 111 E WASHINGTON ST, ROOM 33 · MORRIS, IL · 60450-2284
- Census ID
- 124842
County of Hamilton
Counties, municipalities, and townships.
- County area
- Hamilton
- Contact
- 100 S JACKSON ST · MCLEANSBORO, IL · 62859
- Census ID
- 162136
County of Hancock
Counties, municipalities, and townships.
- County area
- Hancock
- Contact
- PO BOX 500 · CARTHAGE, IL · 62321
- Census ID
- 184898
County of Hardin
Counties, municipalities, and townships.
- County area
- Hardin
- Contact
- PO BOX 187, 102 E MARKET ST · ELIZABETHTOWN, IL · 62931
- Census ID
- 162137
County of Henderson
Counties, municipalities, and townships.
- County area
- Henderson
- Contact
- PO BOX 308 · OQUAWKA, IL · 61469-0308
- Census ID
- 162138
County of Henry
Counties, municipalities, and townships.
- County area
- Henry
- Contact
- 307 W CENTER ST · CAMBRIDGE, IL · 61238-1232
- Census ID
- 204261
County of Iroquois
Counties, municipalities, and townships.
- County area
- Iroquois
- Contact
- 1001 E GRANT ST · WATSEKA, IL · 60970-1832
- Census ID
- 211997
County of Jackson
Counties, municipalities, and townships.
- County area
- Jackson
- Contact
- 1001 WALNUT ST · MURPHYSBORO, IL · 62966-2177
- Census ID
- 162139
County of Jasper
Counties, municipalities, and townships.
- County area
- Jasper
- Contact
- 204 W WASHINGTON ST, STE 2 · NEWTON, IL · 62448-1252
- Census ID
- 102549
County of Jefferson
Counties, municipalities, and townships.
- County area
- Jefferson
- Contact
- 100 S 10TH ST, RM 106 · MOUNT VERNON, IL · 62864
- Census ID
- 124843
County of Jersey
Counties, municipalities, and townships.
- County area
- Jersey
- Contact
- 200 N LAFAYETTE ST, STE 1 · JERSEYVILLE, IL · 62052-1681
- Census ID
- 162140
County of Jo Daviess
Counties, municipalities, and townships.
- County area
- Jo Daviess
- Contact
- 330 N BENCH ST, ROOM 117 · GALENA, IL · 61036-1828
- Census ID
- 162141
County of Johnson
Counties, municipalities, and townships.
- County area
- Johnson
- Contact
- PO BOX 38 · VIENNA, IL · 62995-0038
- Census ID
- 124844
County of Kane
Counties, municipalities, and townships.
- County area
- Kane
- Contact
- 719 S BATAVIA AVE · GENEVA, IL · 60134-3000
- Census ID
- 102550
County of Kankakee
Counties, municipalities, and townships.
- County area
- Kankakee
- Contact
- 189 E COURT ST · KANKAKEE, IL · 60901-3841
- Census ID
- 162142
County of Kendall
Counties, municipalities, and townships.
- County area
- Kendall
- Contact
- 111 W FOX RD · YORKVILLE, IL · 60560-1621
- Census ID
- 162143
County of Knox
Counties, municipalities, and townships.
- County area
- Knox
- Contact
- 200 S CHERRY ST · GALESBURG, IL · 61401-4912
- Census ID
- 124845
County of Lake
Counties, municipalities, and townships.
- County area
- Lake
- Contact
- 18 N COUNTY ST, 9TH FL · WAUKEGAN, IL · 60085-4304
- Census ID
- 162144
County of Lasalle
Counties, municipalities, and townships.
- County area
- Lasalle
- Contact
- 707 E ETNA RD, ROOM 245 · OTTAWA, IL · 61350-1047
- Census ID
- 193181
County of Lawrence
Counties, municipalities, and townships.
- County area
- Lawrence
- Contact
- LAWRENCE COUNTY COURTHOUSE ANNEX · LAWRENCEVILLE, IL · 62439
- Census ID
- 124846
County of Lee
Counties, municipalities, and townships.
- County area
- Lee
- Contact
- PO BOX 328 · DIXON, IL · 61021-0328
- Census ID
- 201615
County of Livingston
Counties, municipalities, and townships.
- County area
- Livingston
- Contact
- PO BOX 618, 112 W MADISON ST · PONTIAC, IL · 61764-0618
- Census ID
- 162145
County of Logan
Counties, municipalities, and townships.
- County area
- Logan
- Contact
- PO BOX 400 · LINCOLN, IL · 62656-0400
- Census ID
- 162146
County of Macon
Counties, municipalities, and townships.
- County area
- Macon
- Contact
- 141 S MAIN ST · DECATUR, IL · 62523-6033
- Census ID
- 194546
County of Macoupin
Counties, municipalities, and townships.
- County area
- Macoupin
- Contact
- 201 E MAIN, PO BOX 107 · CARLINVILLE, IL · 62626
- Census ID
- 162148
County of Madison
Counties, municipalities, and townships.
- County area
- Madison
- Contact
- 157 N MAIN ST, RM 382 · EDWARDSVILLE, IL · 62025-1965
- Census ID
- 162149
County of Marion
Counties, municipalities, and townships.
- County area
- Marion
- Contact
- 100 E MAIN STREET · SALEM, IL · 62881
- Census ID
- 204262
County of Marshall
Counties, municipalities, and townships.
- County area
- Marshall
- Contact
- PO BOX 328 · LACON, IL · 61540-0328
- Census ID
- 162150
County of Mason
Counties, municipalities, and townships.
- County area
- Mason
- Contact
- COUNTY BUILDING · HAVANA, IL · 62644
- Census ID
- 194542
Source: U.S. Census Bureau, 2025 Government Units Listing. A listed entity is not proof that its board is elected or that the contact field identifies an officeholder.