| Horsforth to Caño Martin Peña (Puerto Rico) | 4,158.98 mi (6,693.23 km) |
| Horsforth to Cañon City (Colorado) | 4,617.53 mi (7,431.19 km) |
| Horsforth to Canóvanas (Puerto Rico) | 4,156.32 mi (6,688.95 km) |
| Horsforth to Canton (Georgia) | 4,076.32 mi (6,560.21 km) |
| Horsforth to Canton (Illinois) | 3,971.75 mi (6,391.92 km) |
| Horsforth to Canton (Mississippi) | 4,375.37 mi (7,041.48 km) |
| Horsforth to Canton (Ohio) | 3,634.75 mi (5,849.56 km) |
| Horsforth to Canyon (Texas) | 4,689.27 mi (7,546.65 km) |
| Horsforth to Canyon Lake (California) | 5,277.20 mi (8,492.83 km) |
| Horsforth to Canyon Lake (Texas) | 4,831.61 mi (7,775.73 km) |
| Horsforth to Cape Coral (Florida) | 4,368.64 mi (7,030.65 km) |
| Horsforth to Cape Girardeau (Missouri) | 4,116.17 mi (6,624.34 km) |
| Horsforth to Carbondale (Illinois) | 4,082.87 mi (6,570.74 km) |
| Horsforth to Carlisle (Pennsylvania) | 3,502.46 mi (5,636.67 km) |
| Horsforth to Carlsbad (California) | 5,310.49 mi (8,546.41 km) |
