| Name |
County |
| O'Fallon Fire and Rescue - Engine House 4 / Headquarters |
Saint Clair |
| O'Fallon Fire Department Engine House 2 |
Saint Clair |
| Ogden - Royal Fire Protection District Station 2 |
Champaign |
| Ogden Royal Fire Protection District |
Champaign |
| Ogle - Lee Fire Protection District Creston Fire Department |
Ogle |
| Ogle - Lee Fire Protection District Flagg Center Fire Department |
Ogle |
| Ogle - Lee Fire Protection District Hillcrest Fire Department |
Ogle |
| Ogle - Lee Fire Protection District Steward Fire Department |
Lee |
| Oglesby Fire Protection District |
La Salle |
| Ohio Fire Protection District |
Bureau |
| Okawville Fire Protection District |
Washington |
| Okawville Fire Protection District Venedy Station |
Washington |
| Old Shawneetown Volunteer Fire Department |
Gallatin |
| Olin Corporation Fire Department |
Madison |
| Olive Fire District Station 1 |
Madison |
| Olive Fire District Station 2 |
Madison |
| Olmsted Volunteer Fire Department |
Pulaski |
| Olney Fire Department |
Richland |
| Omaha Fire Department |
Gallatin |
| Onarga Fire Protection District |
Iroquois |
| Oquawka Fire Department |
Henderson |
| Orangeville Volunteer Fire Department |
Stephenson |
| Orchardville Fire Protection District |
Wayne |
| Oregon Fire Protection District Headquarters Station 1 |
Ogle |
| Orion Community Fire Protection District |
Henry |
| Orland Fire Protection District Station 1 |
Cook |
| Orland Fire Protection District Station 2 |
Cook |
| Orland Fire Protection District Station 3 |
Cook |
| Orland Fire Protection District Station 4 |
Cook |
| Orland Fire Protection District Station 5 |
Cook |
| Orland Fire Protection District Station 6 |
Cook |
| Osco Community Fire Protection District |
Henry |
| Oswego Fire Protection District Station 1 |
Kendall |
| Oswego Fire Protection District Station 2 |
Kendall |
| Oswego Fire Protection District Station 3 |
Kendall |
| Oswego Fire Protection District Station 4 |
Kendall |
| Ottawa Fire Department |
La Salle |
| Ottawa Fire Department Station 2 |
La Salle |
| Otto Township Fire Protection District |
Iroquois |
| Owaneco Fire Protection District |
Christian |
| Oxford Fire Department |
Henry |
| Palatine Fire Department Station 81 |
Cook |
| Palatine Fire Department Station 82 |
Cook |
| Palatine Fire Department Station 83 |
Cook |
| Palatine Fire Department Station 84 |
Cook |
| Palatine Fire Department Station 85 |
Cook |
| Palatine Rural Fire Protection District Station 36 |
Cook |
| Palmyra Volunteer Fire Department |
Macoupin |
| Palos Fire Protection District Station 1 |
Cook |
| Palos Fire Protection District Station 2 |
Cook |
| Palos Heights Fire Protection District Station 1 |
Cook |
| Palos Heights Fire Protection District Station 2 |
Cook |
| Pana Fire Department |
Christian |
| Papineau Fire Protection District |
Iroquois |
| Paris Fire Department |
Edgar |
| Paris Fire Protection District Oliver Fire Department |
Clark |
| Park Forest Fire Department |
Cook |
| Park Ridge Fire Department Station 35 |
Cook |
| Park Ridge Fire Department Station 36 |
Cook |
| Patoka Fire Protection District and Ambulance Service |
Marion |
| Paw Paw Fire Protection District |
Lee |
| Pawnee Fire Protection District |
Sangamon |
| Paxton Fire Protection District |
Ford |
| Payson - Fall Creek Fire Protection District 1 |
Adams |
| Pearl City Fire Department |
Stephenson |
| Pearl City Fire Department Kent Station |
Stephenson |
| Pecatonica Fire Protection District |
Winnebago |
| Pecatonica Fire Protection District Station 2 |
Winnebago |
| Pekin Fire Department |
Tazewell |
| Pekin Fire Department Station 2 |
Tazewell |
| Pekin Fire Department Station 3 |
Tazewell |
| Pembroke Township Fire Protection District |
Kankakee |
| Peoria Fire Department Central Station |
Peoria |
| Peoria Fire Department Station 10 |
Peoria |
| Peoria Fire Department Station 11 |
Peoria |
