English abbreviations from cgy to chac
- CGY (Laguindingan International Airport)
- CGYP (Cabrini Green Youth Program)
- CGZ (Casa Grande Municipal Airport)
- ch (Chamorro language (ISO 639-1 code))
- ch. (church)
- CH4 (Methane)
- CH-53 (Helicopter version 53, Cargo variant (Sea Stallion))
- CHA (Catholic Health Association)
- CHAA (Canadian Harvard Aircraft Association)
- CHAAD (Children and Adults with Attention-Deficit/Hyperactivity Disorder)
- CHAALS (Common High Accuracy Airborne Location System)
- CHAC (Cradle of Hope Adoption Center)
