C - Country Codes

KH - Cambodia
CM - Cameroon
CA - Canada
CV - Cape Verde
KY - Cayman Islands
CF - Central African Republic
TD - Chad
CL - Chile
CN - China
CX - Christmas Island
CC - Cocos (Keeling) Islands
CO - Colombia
KM - Comoros
CG - Congo
CD - Congo, Democratic Republic
CK - Cook Islands
CR - Costa Rica
CI - Cote D'Ivoire (Ivory Coast)
HR - Croatia (Hrvatska)
CU - Cuba
CY - Cyprus
CZ - Czech Republic
CS - Czechoslovakia (former)