| Central Park | Oak Brook | 60523 | 9 |
| Kickapoo State Park | Oakwood | 61858 | 9 |
| Illinois Valley Community College DGC | Oglesby | 61348 | 9 |
| Kiwanis/Rotary Park | Olney | 62450 | 18 |
| Sergeant Means Park | Olympia Fields | 60461 | 20 |
| Doogan Park | Orland Park | 60462 | 9 |
| Eagle Ridge/Civic Center | Oswego | 60543 | 18 |
| Fox River Park | Ottawa | 61350 | 9 |
| Margreth Riemer Reservoir | Palatine | 60067 | 9 |
| Community Park | Palos Heights | 60463 | 9 |
| McNaughton Park | Pekin | 61554 | 18 |
| Bradley Park | Peoria | 61606 | 18 |
| Marquette Heights Park | Peoria (Marquette Heights) | 61554 | 9 |
| Avery Preserve | Plainfield | 60544 | 9 |
| Riverview DGC | Pontiac | 61764 | 18 |
| Bureau County Metro Center | Princeton | 61356 | 9 |
| Moorman Park | Quincy | 62305 | 18 |
| Roanoke Park | Roanoke | 61561 | 9 |
| Nims Park | Rock Falls | 61071 | 18 |
| Longview Park | Rock Island | 61201 | 18 |
| Anna Page Park - East | Rockford | 61101 | 18 |
| Rockford College Disc Golf | Rockford | 61108 | 18 |
| Anna Page Park - West | Rockford | 61103 | 18 |
| Woodlands | Rockton | 61072 | 18 |
| North Salk Park | Rolling Meadows | 60008 | 12 |
| Lewis University DGC | Romeoville | 60446 | 9 |
| Porter Park | Roscoe | 61073 | 9 |
| Goose Lake Park | Roselle | 60172 | 9 |
| Fairfield Park | Round Lake | 60073 | 18 |
| Roxana Park DGC | Roxana | 62084 | 9 |
| Campton Hills | Saint Charles | 60175 | 9 |
| Eagle Point Disc Golf Course | Saint Elmo | 62458 | 18 |
| Old Mill Park | Savanna | 61074 | 9 |
| Shorewood Park | Shorewood | 60435 | 18 |
| Panton Mill Park | South Elgin | 60177 | 12 |
| Riverfront Park | South Holland | 60473 | 9 |
| Echo Bluff | Spring Valley | 61362 | 9 |
| Lincoln Park - North | Springfield | 62702 | 18 |
| Lincoln Park - South | Springfield | 62702 | 18 |
| Douglas Park | Springfield | 62702 | 18 |
