| ICAO 3-Letter Designator: |
GRM |
|---|---|
| Call Sign: (Telephony) |
GERONIMO |
| Aircraft Company: | ARIZONA STATE GOVERNMENT, COCHISE COUNTY SHERIFF |
| Country of Origin: |
UNITED STATES
|
| Previous Call Sign: | GRL - GREENLAND |
| Next Call Sign: | GRN - GRANDE |