word | | Capital |
| hours | Cambodia | name: Phnom Penh geographic coordinates: 11 33 N, 104 55 E time difference: UTC+7 (12 hours ahead of Washington, DC during Standard Time) |
| hours | Cameroon | name: Yaounde geographic coordinates: 3 52 N, 11 31 E time difference: UTC+1 (6 hours ahead of Washington, DC during Standard Time) |
| hours | Cape Verde | name: Praia geographic coordinates: 14 55 N, 23 31 W time difference: UTC-1 (4 hours ahead of Washington, DC during Standard Time) |
| hours | Central African Republic | name: Bangui geographic coordinates: 4 22 N, 18 35 E time difference: UTC+1 (6 hours ahead of Washington, DC during Standard Time) |
| hours | Chad | name: N'Djamena geographic coordinates: 12 06 N, 15 02 E time difference: UTC+1 (6 hours ahead of Washington, DC during Standard Time) |
| hours | China | name: Beijing geographic coordinates: 39 55 N, 116 23 E time difference: UTC+8 (13 hours ahead of Washington, DC during Standard Time) note: despite its size, all of China falls within ... |
| hours | Christmas Island | name: The Settlement geographic coordinates: 10 25 S, 105 43 E time difference: UTC+7 (12 hours ahead of Washington, DC during Standard Time) |
| hours | Cocos (Keeling) Islands | name: West Island geographic coordinates: 12 10 S, 96 50 E time difference: UTC+6.5 (11.5 hours ahead of Washington, DC during Standard Time) |
| hours | Comoros | name: Moroni geographic coordinates: 11 42 S, 43 14 E time difference: UTC+3 (8 hours ahead of Washington, DC during Standard Time) |
| hours | Congo, Democratic Republic of the | name: Kinshasa geographic coordinates: 4 19 S, 15 18 E time difference: UTC+1 (6 hours ahead of Washington, DC during Standard Time) |
| hours | Congo, Republic of the | name: Brazzaville geographic coordinates: 4 15 S, 15 17 E time difference: UTC+1 (6 hours ahead of Washington, DC during Standard Time) |
| hours | Cook Islands | name: Avarua geographic coordinates: 21 12 S, 159 46 W time difference: UTC-10 (5 hours behind Washington, DC during Standard Time) |