Frequencies
Gary Airport
Operations
| Lake County Public Safety (IN) Project 25 Phase II | Uses talkgroup 543 for Aircraft Rescue and Fire Fighting (ARFF) |
| Frequency | License | Type | Tone | Alpha Tag | Description | Mode | Tag |
|---|---|---|---|---|---|---|---|
| 121.900 | KZI3 | BM | CSQ | GYYFireAlert | Ground/Fire Alert/Tower/Traffic | AM | Aircraft |
| 125.600 | KZI3 | BM | CSQ | GYYMain/Fire | Main & Fire | AM | Aircraft |
| 133.100 | BM | CSQ | CHI TRACON | Chicago Approach/Depart (Chicago TRACON) | AM | Aircraft | |
| 154.055 | KVC364 | B | GYY Maint | Maintenance [Expired 2/05] | FMN | Public Works |