Chicago Center
Positions
Chicago Center's Connect ID is 40C.
| Frequency | Callsign |
|---|---|
| 134.875 | Chicago Center (35 BEARZ) |
| 126.475 | Chicago Center (89 GIPPER) |
| 126.125 | Chicago Center (25 Pullman) |
| 121.275 | Chicago Center (46 Boiler) |
| 132.225 | Chicago Center (53 Bradford) |
| 125.575 | Chicago Center (94 Iowa City) |
| 127.775 | Chicago Center (75 COTON) |
| 126.875 | Chicago Center (60 Badger) |
| Bold Denotes primary position. |