| Poquoson to Cortona | 4,456.25 mi (7,171.64 km) |
| Poquoson to Cosenza | 4,784.75 mi (7,700.32 km) |
| Poquoson to Cossato | 4,216.94 mi (6,786.50 km) |
| Poquoson to Costa Volpino | 4,293.39 mi (6,909.55 km) |
| Poquoson to Creazzo | 4,362.39 mi (7,020.59 km) |
| Poquoson to Crema | 4,289.26 mi (6,902.90 km) |
| Poquoson to Cremona | 4,311.63 mi (6,938.90 km) |
| Poquoson to Crevalcore | 4,373.36 mi (7,038.25 km) |
| Poquoson to Crispiano | 4,781.98 mi (7,695.86 km) |
| Poquoson to Crosia | 4,798.54 mi (7,722.50 km) |
| Poquoson to Crotone | 4,832.08 mi (7,776.48 km) |
| Poquoson to Cuneo | 4,224.21 mi (6,798.20 km) |
| Poquoson to Cuorgne | 4,199.33 mi (6,758.17 km) |
| Poquoson to Cusano Milanino | 4,261.94 mi (6,858.92 km) |
| Poquoson to Cutro | 4,827.83 mi (7,769.64 km) |
