| Hornchurch to Cloverly (Maryland) | 3,666.91 mi (5,901.32 km) |
| Hornchurch to Clovis (California) | 5,334.51 mi (8,585.07 km) |
| Hornchurch to Clovis (New Mexico) | 4,912.03 mi (7,905.14 km) |
| Hornchurch to Clute (Texas) | 4,900.17 mi (7,886.06 km) |
| Hornchurch to Coachella (California) | 5,401.88 mi (8,693.48 km) |
| Hornchurch to Coalinga (California) | 5,393.68 mi (8,680.29 km) |
| Hornchurch to Coamo (Puerto Rico) | 4,245.53 mi (6,832.53 km) |
| Hornchurch to Coatesville (Pennsylvania) | 3,579.73 mi (5,761.01 km) |
| Hornchurch to Cockeysville (Maryland) | 3,635.07 mi (5,850.09 km) |
| Hornchurch to Cocoa (Florida) | 4,334.78 mi (6,976.15 km) |
| Hornchurch to Cocoa Beach (Florida) | 4,331.36 mi (6,970.65 km) |
| Hornchurch to Coconut Creek (Florida) | 4,415.76 mi (7,106.48 km) |
| Hornchurch to Coeur d'Alene (Idaho) | 4,635.25 mi (7,459.71 km) |
| Hornchurch to Cohoes (New York) | 3,373.85 mi (5,429.69 km) |
| Hornchurch to Cold Springs (Nevada) | 5,178.65 mi (8,334.23 km) |
