| 128.150 | |
BM |
CSQ |
ORD Tower North |
North (9L-27R) |
AM |
Aircraft |
| 120.750 | |
BM |
CSQ |
ORD TowerCenter1 |
Center (10C-28C/4R-22L, 10L-28R alternate) |
AM |
Aircraft |
| 121.150 | |
BM |
CSQ |
ORD TowerCenter2 |
Center (9C-27C) |
AM |
Aircraft |
| 126.900 | |
BM |
CSQ |
ORD Tower N Cntr |
North Center (9R-27L, 22R) |
AM |
Aircraft |
| 132.700 | |
BM |
CSQ |
ORD Tower Center |
Center (10L-28R) |
AM |
Aircraft |
| 133.000 | |
BM |
CSQ |
ORD Tower South |
South (10R-28L) |
AM |
Aircraft |
| 118.450 | |
BM |
CSQ |
ORD Tower Aux 1 |
Aux |
AM |
Aircraft |
| 119.625 | |
BM |
CSQ |
ORD PRM 10C/28C |
PRM Monitor - Runway 10C/28C |
AM |
Aircraft |
| 127.925 | |
BM |
CSQ |
ORD TowerUtility |
Utility Local |
AM |
Aircraft |
| 128.050 | |
BM |
CSQ |
ORD PRM 10R/28L |
PRM Monitor - Runway 10R/28L |
AM |
Aircraft |
| 348.000 | |
BM |
CSQ |
ORD Tower UHF |
Tower UHF |
AM |
Aircraft |