| Ustron to Cloverly (Maryland) | 4,457.00 mi (7,172.84 km) |
| Ustron to Clovis (California) | 5,942.16 mi (9,562.98 km) |
| Ustron to Clovis (New Mexico) | 5,627.05 mi (9,055.87 km) |
| Ustron to Clute (Texas) | 5,669.03 mi (9,123.43 km) |
| Ustron to Coachella (California) | 6,047.75 mi (9,732.91 km) |
| Ustron to Coalinga (California) | 6,000.21 mi (9,656.41 km) |
| Ustron to Coamo (Puerto Rico) | 5,060.23 mi (8,143.65 km) |
| Ustron to Coatesville (Pennsylvania) | 4,369.63 mi (7,032.24 km) |
| Ustron to Cockeysville (Maryland) | 4,424.77 mi (7,120.99 km) |
| Ustron to Cocoa (Florida) | 5,144.41 mi (8,279.13 km) |
| Ustron to Cocoa Beach (Florida) | 5,141.33 mi (8,274.17 km) |
| Ustron to Coconut Creek (Florida) | 5,229.82 mi (8,416.59 km) |
| Ustron to Coeur d'Alene (Idaho) | 5,204.18 mi (8,375.33 km) |
| Ustron to Cohoes (New York) | 4,158.33 mi (6,692.19 km) |
| Ustron to Cold Springs (Nevada) | 5,770.21 mi (9,286.26 km) |
