| 134.300 |  | 
BM | 
CSQ | 
CLL HOU App/Dep | 
Houston Approach/Departure | 
AM | 
Aircraft | 
| 118.500 |  | 
BM | 
CSQ | 
CLL CTAF/Tower V | 
CTAF/Tower (from 0800-2100) | 
AM | 
Aircraft | 
| 284.700 |  | 
BM | 
CSQ | 
CLL CTAF/Tower U | 
CTAF/Tower (from 0800-2100) | 
AM | 
Aircraft | 
| 122.950 |  | 
M | 
CSQ | 
CLL Unicom | 
Unicom (when tower closed) | 
AM | 
Aircraft | 
| 128.700 |  | 
BM | 
CSQ | 
CLL Ground/CD | 
Ground/Clearance Delivery (from 0800-2100) | 
AM | 
Aircraft | 
| 120.400 |  | 
M | 
CSQ | 
CLL ClearanceDel | 
Clearance Delivery (when tower closed) | 
AM | 
Aircraft | 
| 126.850 |  | 
B | 
CSQ | 
CLL AUTO INF | 
Automated Airport Information | 
AM | 
Aircraft | 
| 128.925 | WPYY778 | 
BM | 
CSQ | 
CLL Continental | 
Continental Connection / Continental Express | 
AM | 
Aircraft |