| South Houston to Corato | 5,883.62 mi (9,468.78 km) |
| South Houston to Corbetta | 5,405.78 mi (8,699.77 km) |
| South Houston to Corciano | 5,632.24 mi (9,064.21 km) |
| South Houston to Cordenons | 5,542.10 mi (8,919.15 km) |
| South Houston to Cori | 5,715.64 mi (9,198.43 km) |
| South Houston to Coriano | 5,614.05 mi (9,034.94 km) |
| South Houston to Corigliano Calabro | 5,951.43 mi (9,577.90 km) |
| South Houston to Corleone | 5,880.38 mi (9,463.56 km) |
| South Houston to Cormano | 5,413.26 mi (8,711.80 km) |
| South Houston to Cornaredo | 5,409.47 mi (8,705.70 km) |
| South Houston to Cornate d'Adda | 5,422.17 mi (8,726.14 km) |
| South Houston to Cornedo Vicentino | 5,500.92 mi (8,852.88 km) |
| South Houston to Correggio | 5,508.50 mi (8,865.07 km) |
| South Houston to Corridonia | 5,679.62 mi (9,140.47 km) |
| South Houston to Corsico | 5,415.30 mi (8,715.08 km) |
