| Coos Bay to Cibolo (Texas) | 1,721.00 mi (2,769.68 km) |
| Coos Bay to Cicero (Illinois) | 1,842.90 mi (2,965.86 km) |
| Coos Bay to Cimarron Hills (Colorado) | 1,060.72 mi (1,707.07 km) |
| Coos Bay to Cincinnati (Ohio) | 2,064.26 mi (3,322.10 km) |
| Coos Bay to Cinco Ranch (Texas) | 1,826.25 mi (2,939.06 km) |
| Coos Bay to Circleville (Ohio) | 2,131.25 mi (3,429.92 km) |
| Coos Bay to Citrus (California) | 725.03 mi (1,166.83 km) |
| Coos Bay to Citrus Heights (California) | 358.13 mi (576.35 km) |
| Coos Bay to Citrus Park (Florida) | 2,532.47 mi (4,075.61 km) |
| Coos Bay to Claiborne (Louisiana) | 1,884.26 mi (3,032.42 km) |
| Coos Bay to Claremont (California) | 728.85 mi (1,172.98 km) |
| Coos Bay to Claremont (New Hampshire) | 2,562.49 mi (4,123.93 km) |
| Coos Bay to Claremore (Oklahoma) | 1,585.82 mi (2,552.13 km) |
| Coos Bay to Clarksburg (Maryland) | 2,422.37 mi (3,898.43 km) |
| Coos Bay to Clarksburg (West Virginia) | 2,269.11 mi (3,651.78 km) |
