| Thornton Heath to Cloverly (Maryland) | 3,657.28 mi (5,885.83 km) |
| Thornton Heath to Clovis (California) | 5,332.23 mi (8,581.39 km) |
| Thornton Heath to Clovis (New Mexico) | 4,906.00 mi (7,895.44 km) |
| Thornton Heath to Clute (Texas) | 4,891.62 mi (7,872.31 km) |
| Thornton Heath to Coachella (California) | 5,398.31 mi (8,687.74 km) |
| Thornton Heath to Coalinga (California) | 5,391.41 mi (8,676.64 km) |
| Thornton Heath to Coamo (Puerto Rico) | 4,230.52 mi (6,808.36 km) |
| Thornton Heath to Coatesville (Pennsylvania) | 3,570.13 mi (5,745.57 km) |
| Thornton Heath to Cockeysville (Maryland) | 3,625.48 mi (5,834.65 km) |
| Thornton Heath to Cocoa (Florida) | 4,323.52 mi (6,958.03 km) |
| Thornton Heath to Cocoa Beach (Florida) | 4,320.07 mi (6,952.47 km) |
| Thornton Heath to Coconut Creek (Florida) | 4,404.03 mi (7,087.60 km) |
| Thornton Heath to Coeur d'Alene (Idaho) | 4,634.42 mi (7,458.38 km) |
| Thornton Heath to Cohoes (New York) | 3,364.66 mi (5,414.89 km) |
| Thornton Heath to Cold Springs (Nevada) | 5,176.93 mi (8,331.46 km) |
