| Horley to Cloverly (Maryland) | 3,659.72 mi (5,889.75 km) |
| Horley to Clovis (California) | 5,341.22 mi (8,595.86 km) |
| Horley to Clovis (New Mexico) | 4,911.91 mi (7,904.96 km) |
| Horley to Clute (Texas) | 4,895.15 mi (7,877.99 km) |
| Horley to Coachella (California) | 5,406.30 mi (8,700.60 km) |
| Horley to Coalinga (California) | 5,400.41 mi (8,691.12 km) |
| Horley to Coamo (Puerto Rico) | 4,225.92 mi (6,800.97 km) |
| Horley to Coatesville (Pennsylvania) | 3,572.60 mi (5,749.54 km) |
| Horley to Cockeysville (Maryland) | 3,627.95 mi (5,838.63 km) |
| Horley to Cocoa (Florida) | 4,324.11 mi (6,958.98 km) |
| Horley to Cocoa Beach (Florida) | 4,320.61 mi (6,953.36 km) |
| Horley to Coconut Creek (Florida) | 4,404.05 mi (7,087.64 km) |
| Horley to Coeur d'Alene (Idaho) | 4,644.47 mi (7,474.56 km) |
| Horley to Cohoes (New York) | 3,367.55 mi (5,419.55 km) |
| Horley to Cold Springs (Nevada) | 5,186.33 mi (8,346.59 km) |
