| Rank | Country | Waterways |
| Christmas Island | void |
| Clipperton Island | void |
| Cocos (Keeling) Islands | void |
6 | Colombia | 18,000 km (2010) |
| Comoros | void |
8 | Congo, Democratic Republic of the | 15,000 km (including the Congo, its tributaries, and unconnected lakes) (2009) |
62 | Congo, Republic of the | 1,120 km (commercially navigable on Congo and Oubanqui rivers above Brazzaville; there are many ferries across the river to Kinshasa; the Congo south of Brazzaville-Kinshasa to the coast is not navigable because of rapids, thereby necessitating a rail connection to Pointe Noire; other rivers are used for local traffic only) (2010) |
| Cook Islands | void |
| Coral Sea Islands | void |
75 | Costa Rica | 730 km (seasonally navigable by small craft) (2010) |
67 | Cote d'Ivoire | 980 km (navigable rivers, canals, and numerous coastal lagoons) (2009) |
74 | Croatia | 785 km (2009) |
95 | Cuba | 240 km (almost all navigable inland waterways are near the mouths of rivers) (2010) |
| Curacao | void |
| Cyprus | void |
77 | Czech Republic | 664 km (principally on Elbe, Vltava, Oder, and other navigable rivers, lakes, and canals) (2010) |
88 | Denmark | 400 km (2010) |
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This page was last updated on 2 February, 2012 |
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