| Klamath Falls to Cullman (Alabama) | 1,961.29 mi (3,156.39 km) |
| Klamath Falls to Culpeper (Virginia) | 2,294.33 mi (3,692.37 km) |
| Klamath Falls to Culver City (California) | 596.35 mi (959.74 km) |
| Klamath Falls to Cumberland (Maryland) | 2,228.48 mi (3,586.39 km) |
| Klamath Falls to Cupertino (California) | 339.05 mi (545.65 km) |
| Klamath Falls to Cutler Bay (Florida) | 2,607.08 mi (4,195.69 km) |
| Klamath Falls to Cutlerville (Michigan) | 1,824.50 mi (2,936.24 km) |
| Klamath Falls to Cuyahoga Falls (Ohio) | 2,058.73 mi (3,313.21 km) |
| Klamath Falls to Cypress (California) | 614.98 mi (989.71 km) |
| Klamath Falls to Cypress Gardens (Florida) | 2,441.70 mi (3,929.53 km) |
| Klamath Falls to Cypress Lake (Florida) | 2,489.47 mi (4,006.41 km) |
| Klamath Falls to D'Iberville (Mississippi) | 1,985.53 mi (3,195.40 km) |
| Klamath Falls to Dakota Ridge (Colorado) | 885.67 mi (1,425.34 km) |
| Klamath Falls to Dale City (Virginia) | 2,323.11 mi (3,738.68 km) |
| Klamath Falls to Dallas (Georgia) | 2,071.51 mi (3,333.78 km) |
