CHL
- California Historical Landmark
- Canadian Hockey League
- Canadian Hockey League (disambiguation)
- Central Canada Hockey League
- Central Hockey League (1925–1926)
- Central Hockey League (1931–1935)
- Central Hockey League (1963–1984)
- Central Hockey League (1992–2014)
- Central Hockey League (disambiguation)
- Centre Hospitalier de Luxembourg
- Chain Home Low
- Champions Hockey League
- Champions Hockey League (2008–09)
- Chile
- China Mobile
- Chlorite
- Chlorophyll
- Church History Library
- Classic Hodgkin's lymphoma
- Clifton Hill railway station
- Colonial Hockey League
- Coloured Hockey League
- Concealed Handgun License
- Conductive hearing loss
- Continental Hockey League
- Continental Hockey League (disambiguation)
- County Hall, London
- Minimalist program