China
Anniversary of the Founding of the People's Republic of China,
1 October (1949)
Christmas Island
Australia Day, 26 January (1788)
Cocos (Keeling) Islands
Australia Day, 26 January (1788)
Colombia
Independence Day, 20 July (1810)
Comoros
Independence Day, 6 July (1975)
Congo, Democratic Republic of the
Independence Day, 30 June (1960)
Congo, Republic of the
Independence Day, 15 August (1960)
Cook Islands
Constitution Day, first Monday in August (1965)
Costa Rica
Independence Day, 15 September (1821)
Cote d'Ivoire
Independence Day, 7 August (1960)