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
Township of Old Town
Counties, municipalities, and townships.
- County area
- Mclean
- Contact
- 22034 E 1000 NORTH RD · DOWNS, IL · 61736-9327
- Census ID
- 163133
Township of Olio
Counties, municipalities, and townships.
- County area
- Woodford
- Contact
- 309 N LIBERTY ST · EUREKA, IL · 61530-1454
- Census ID
- 125377
Township of Olive
Counties, municipalities, and townships.
- County area
- Madison
- Contact
- PO BOX 447 · LIVINGSTON, IL · 62058-0447
- Census ID
- 163165
Township of Olney
Counties, municipalities, and townships.
- County area
- Richland
- Contact
- 119 S KITCHELL AVE · OLNEY, IL · 62450-1523
- Census ID
- 163256
Township of Omaha
Counties, municipalities, and townships.
- County area
- Gallatin
- Contact
- 4495 PERSIMMON RD · OMAHA, IL · 62871
- Census ID
- 162914
Township of Omega
Counties, municipalities, and townships.
- County area
- Marion
- Contact
- 7721 PENROD RD · IUKA, IL · 62849-1265
- Census ID
- 103047
Township of Omphghent
Counties, municipalities, and townships.
- County area
- Madison
- Contact
- 8946 WIESEMAN RD · WORDEN, IL · 62097-1912
- Census ID
- 125283
Township of Onarga
Counties, municipalities, and townships.
- County area
- Iroquois
- Contact
- PO BOX 21 · ONARGA, IL · 60955-0021
- Census ID
- 162976
Township of Oneco
Counties, municipalities, and townships.
- County area
- Stephenson
- Contact
- PO BOX 28 · ORANGEVILLE, IL · 61060-0028
- Census ID
- 163327
Township of Ontario
Counties, municipalities, and townships.
- County area
- Knox
- Contact
- 1146 KNOX HWY 4 · ALTONA, IL · 61414-1146
- Census ID
- 163039
Township of Ophir
Counties, municipalities, and townships.
- County area
- Lasalle
- Contact
- PO BOX 78 · TRIUMPH, IL · 61371-0078
- Census ID
- 125237
Township of Oquawka
Counties, municipalities, and townships.
- County area
- Henderson
- Contact
- PO BOX 109 · OQUAWKA, IL · 61469-0109
- Census ID
- 162952
Township of Ora
Counties, municipalities, and townships.
- County area
- Jackson
- Contact
- 523 N SATO RD · AVA, IL · 62907-2228
- Census ID
- 125206
Township of Oran
Counties, municipalities, and townships.
- County area
- Logan
- Contact
- PO BOX 91 · BEASON, IL · 62512-0091
- Census ID
- 125255
Township of Orange
Counties, municipalities, and townships.
- County area
- Knox
- Contact
- 5867 N 900TH ST · MARTINSVILLE, IL · 62442-3411
- Census ID
- 125229
Township of Orange
Counties, municipalities, and townships.
- County area
- Clark
- Contact
- 5867 N 900TH ST · MARTINSVILLE, IL · 62442-3411
- Census ID
- 162795
Township of Orchard
Counties, municipalities, and townships.
- County area
- Wayne
- Contact
- 481 CO. HWY 18 · XENIA, IL · 62899
- Census ID
- 125361
Township of Oregon-Nashua
Counties, municipalities, and townships.
- County area
- Ogle
- Contact
- PO BOX 324 · OREGON, IL · 61061-0324
- Census ID
- 125304
Township of Orel
Counties, municipalities, and townships.
- County area
- Wayne
- Contact
- 160 ILLINOIS HIGHWAY 242 · WAYNE CITY, IL · 62895
- Census ID
- 163377
Township of Orion
Counties, municipalities, and townships.
- County area
- Fulton
- Contact
- 26037 N SHANLEE RD · CANTON, IL · 61520-8790
- Census ID
- 125172
Township of Orland
Counties, municipalities, and townships.
- County area
- Cook
- Contact
- 14807 S RAVINIA AVE · ORLAND PARK, IL · 60462-3168
- Census ID
- 194903
Township of Orvil
Counties, municipalities, and townships.
- County area
- Logan
- Contact
- PO BOX 65 · EMDEN, IL · 62635-0065
- Census ID
- 125256
Township of Osage
Counties, municipalities, and townships.
- County area
- Lasalle
- Contact
- 123 N LASALLE ST · WENONA, IL · 61377-9748
- Census ID
- 163065
Township of Osceola
Counties, municipalities, and townships.
- County area
- Stark
- Contact
- 433 E MAIN ST · BRADFORD, IL · 61421-5145
- Census ID
- 163320
Township of Osco
Counties, municipalities, and townships.
- County area
- Henry
- Contact
- OSCO TOWNSHIP, 14889 OSCO RD · OSCO, IL · 61274-9563
- Census ID
- 102975
Township of Oskaloosa
Counties, municipalities, and townships.
- County area
- Clay
- Contact
- 1454 PHEASANT RD · XENIA, IL · 62899-2017
- Census ID
- 162801
Township of Oswego
Counties, municipalities, and townships.
- County area
- Kendall
- Contact
- PO BOX 792 · OSWEGO, IL · 60543-0792
- Census ID
- 103002
Township of Otego
Counties, municipalities, and townships.
- County area
- Fayette
- Contact
- 1460 RT 185 · BROWNSTOWN, IL · 62418
- Census ID
- 162881
Township of Ottawa
Counties, municipalities, and townships.
- County area
- Lasalle
- Contact
- 325 W LAFAYETTE ST · OTTAWA, IL · 61350-2071
- Census ID
- 193231
Township of Otter Creek
Counties, municipalities, and townships.
- County area
- Lasalle
- Contact
- PO BOX 285 · STREATOR, IL · 61364-0285
- Census ID
- 103011
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.