Encyclopedias, Almanacs, Transcripts, and Maps
- citrange
- Citrine, Walter McLennan Citrine, 1st Baron
- Città Vecchia
- City College
- City of Cape Town
- City of Johannesburg
- City of Rocks National Reserve
- City of Tshwane
- Ciudad
- Ciudad Guzmán
- Ciudad Porfirio Díaz
- civil commitment
- Civilian National Security Infrastructure
- Civilis
- Civitali, Matteo
- Clackmannan
- Clactonian
- Claflin, Tennessee
- Claiborne, Craig
- Claiborne, William Charles Coles