| Poplar Bluff to Cortona | 5,074.21 mi (8,166.15 km) |
| Poplar Bluff to Cosenza | 5,415.95 mi (8,716.12 km) |
| Poplar Bluff to Cossato | 4,829.45 mi (7,772.25 km) |
| Poplar Bluff to Costa Volpino | 4,897.72 mi (7,882.13 km) |
| Poplar Bluff to Creazzo | 4,964.61 mi (7,989.77 km) |
| Poplar Bluff to Crema | 4,898.63 mi (7,883.59 km) |
| Poplar Bluff to Cremona | 4,921.73 mi (7,920.76 km) |
| Poplar Bluff to Crevalcore | 4,983.11 mi (8,019.54 km) |
| Poplar Bluff to Crispiano | 5,400.65 mi (8,691.51 km) |
| Poplar Bluff to Crosia | 5,426.04 mi (8,732.36 km) |
| Poplar Bluff to Crotone | 5,461.54 mi (8,789.50 km) |
| Poplar Bluff to Cuneo | 4,847.94 mi (7,802.01 km) |
| Poplar Bluff to Cuorgne | 4,814.84 mi (7,748.74 km) |
| Poplar Bluff to Cusano Milanino | 4,871.42 mi (7,839.80 km) |
| Poplar Bluff to Cutro | 5,458.12 mi (8,784.00 km) |
