| Klamath Falls to Cibolo (Texas) | 1,574.04 mi (2,533.17 km) |
| Klamath Falls to Cicero (Illinois) | 1,734.21 mi (2,790.94 km) |
| Klamath Falls to Cimarron Hills (Colorado) | 924.42 mi (1,487.71 km) |
| Klamath Falls to Cincinnati (Ohio) | 1,948.74 mi (3,136.20 km) |
| Klamath Falls to Cinco Ranch (Texas) | 1,680.73 mi (2,704.87 km) |
| Klamath Falls to Circleville (Ohio) | 2,018.56 mi (3,248.56 km) |
| Klamath Falls to Citrus (California) | 598.19 mi (962.70 km) |
| Klamath Falls to Citrus Heights (California) | 244.88 mi (394.09 km) |
| Klamath Falls to Citrus Park (Florida) | 2,394.91 mi (3,854.24 km) |
| Klamath Falls to Claiborne (Louisiana) | 1,745.11 mi (2,808.48 km) |
| Klamath Falls to Claremont (California) | 600.93 mi (967.10 km) |
| Klamath Falls to Claremont (New Hampshire) | 2,470.30 mi (3,975.57 km) |
| Klamath Falls to Claremore (Oklahoma) | 1,451.40 mi (2,335.80 km) |
| Klamath Falls to Clarksburg (Maryland) | 2,313.39 mi (3,723.04 km) |
| Klamath Falls to Clarksburg (West Virginia) | 2,157.67 mi (3,472.43 km) |
