| Koscian to Cloverly (Maryland) | 4,293.70 mi (6,910.04 km) |
| Koscian to Clovis (California) | 5,753.89 mi (9,259.99 km) |
| Koscian to Clovis (New Mexico) | 5,445.77 mi (8,764.12 km) |
| Koscian to Clute (Texas) | 5,497.59 mi (8,847.51 km) |
| Koscian to Coachella (California) | 5,860.61 mi (9,431.75 km) |
| Koscian to Coalinga (California) | 5,811.91 mi (9,353.36 km) |
| Koscian to Coamo (Puerto Rico) | 4,946.28 mi (7,960.27 km) |
| Koscian to Coatesville (Pennsylvania) | 4,206.37 mi (6,769.50 km) |
| Koscian to Cockeysville (Maryland) | 4,261.37 mi (6,858.01 km) |
| Koscian to Cocoa (Florida) | 4,990.57 mi (8,031.54 km) |
| Koscian to Cocoa Beach (Florida) | 4,987.73 mi (8,026.98 km) |
| Koscian to Coconut Creek (Florida) | 5,079.53 mi (8,174.72 km) |
| Koscian to Coeur d'Alene (Idaho) | 5,015.66 mi (8,071.92 km) |
| Koscian to Cohoes (New York) | 3,993.35 mi (6,426.68 km) |
| Koscian to Cold Springs (Nevada) | 5,581.75 mi (8,982.96 km) |
