word | | Location |
| Congo | Burundi | Central Africa, east of Democratic Republic of the Congo |
| Congo | Central African Republic | Central Africa, north of Democratic Republic of the Congo |
| Congo | Gabon | Central Africa, bordering the Atlantic Ocean at the Equator, between Republic of the Congo and Equatorial Guinea |
| Congo | Rwanda | Central Africa, east of Democratic Republic of the Congo |
| Congo | Uganda | East-Central Africa, west of Kenya, east of the Democratic Republic of the Congo |
| Congo | Zambia | Southern Africa, east of Angola, south of the Democratic Republic of the Congo |
| conterminous | Canada | Northern North America, bordering the North Atlantic Ocean on the east, North Pacific Ocean on the west, and the Arctic Ocean on the north, north of the conterminous US |
| continent | Antarctica | continent mostly south of the Antarctic Circle |
| continent | Australia | Oceania, continent between the Indian Ocean and the South Pacific Ocean |
| continent | South Africa | Southern Africa, at the southern tip of the continent of Africa |
| Cook | United States Pacific Island Wildlife Refuges | ... South Pacific Ocean 1,305 nm (2,417 km) south of Honolulu, about half way between Hawaii and Cook Islands Johnston Atoll: atoll in the North Pacific Ocean 717 nm (1,328 km) southwest of ... |
| Coral | Coral Sea Islands | Oceania, islands in the Coral Sea, northeast of Australia |
| coral | Kiribati | Oceania, group of 33 coral atolls in the Pacific Ocean, straddling the Equator, as well as the International Date Line; the capital Tarawa is about half way between Hawaii and Australia |
| Coral | Papua New Guinea | Oceania, group of islands including the eastern half of the island of New Guinea between the Coral Sea and the South Pacific Ocean, east of Indonesia |