Cumbria is one.
Could also be Coventry?
Cyprus ;) Cyprus ;)
Chambers.
Canada
California!
Clint Eastwood is an actor whose name starts with the letter C .
Claire
Coco
Cetacean
Carl... just to name one out of hundreds, if not thousands of names that start with C.
A place that starts with C is China or Chile; California or Colorado; Chicago or Cairo; Lake Champlain, NY, USA or Lake Como, Milan, Italy.
cassiopeia
Christina Milian