| Poplar Bluff to Corato | 5,342.93 mi (8,598.61 km) |
| Poplar Bluff to Corbetta | 4,863.73 mi (7,827.42 km) |
| Poplar Bluff to Corciano | 5,092.02 mi (8,194.82 km) |
| Poplar Bluff to Cordenons | 4,995.12 mi (8,038.86 km) |
| Poplar Bluff to Cori | 5,178.28 mi (8,333.64 km) |
| Poplar Bluff to Coriano | 5,071.52 mi (8,161.83 km) |
| Poplar Bluff to Corigliano Calabro | 5,414.19 mi (8,713.30 km) |
| Poplar Bluff to Corleone | 5,352.71 mi (8,614.36 km) |
| Poplar Bluff to Cormano | 4,870.75 mi (7,838.71 km) |
| Poplar Bluff to Cornaredo | 4,867.22 mi (7,833.03 km) |
| Poplar Bluff to Cornate d'Adda | 4,879.12 mi (7,852.18 km) |
| Poplar Bluff to Cornedo Vicentino | 4,956.04 mi (7,975.97 km) |
| Poplar Bluff to Correggio | 4,966.12 mi (7,992.19 km) |
| Poplar Bluff to Corridonia | 5,137.69 mi (8,268.31 km) |
| Poplar Bluff to Corsico | 4,873.12 mi (7,842.53 km) |
