| Castleton to Islahiye | 2,166.99 mi (3,487.43 km) |
| Castleton to Isparta | 1,895.06 mi (3,049.81 km) |
| Castleton to Istanbul | 1,677.89 mi (2,700.31 km) |
| Castleton to Izmir | 1,733.91 mi (2,790.46 km) |
| Castleton to Kadinhani | 1,935.35 mi (3,114.64 km) |
| Castleton to Kadirli | 2,129.30 mi (3,426.78 km) |
| Castleton to Kagithane | 1,675.66 mi (2,696.71 km) |
| Castleton to Kahramanmaras | 2,152.00 mi (3,463.31 km) |
| Castleton to Kahta | 2,209.89 mi (3,556.48 km) |
| Castleton to Kaman | 1,941.45 mi (3,124.46 km) |
| Castleton to Kangal | 2,092.91 mi (3,368.22 km) |
| Castleton to Kapakli | 1,624.82 mi (2,614.90 km) |
| Castleton to Karaagac | 2,169.57 mi (3,491.59 km) |
| Castleton to Karaagac | 1,625.71 mi (2,616.32 km) |
| Castleton to Karabuk | 1,814.12 mi (2,919.54 km) |
