| Plano to Cortona | 5,510.64 mi (8,868.52 km) |
| Plano to Cosenza | 5,853.66 mi (9,420.55 km) |
| Plano to Cossato | 5,265.47 mi (8,473.96 km) |
| Plano to Costa Volpino | 5,332.51 mi (8,581.85 km) |
| Plano to Creazzo | 5,398.99 mi (8,688.83 km) |
| Plano to Crema | 5,334.13 mi (8,584.46 km) |
| Plano to Cremona | 5,357.31 mi (8,621.75 km) |
| Plano to Crevalcore | 5,418.55 mi (8,720.31 km) |
| Plano to Crispiano | 5,836.80 mi (9,393.42 km) |
| Plano to Crosia | 5,863.29 mi (9,436.06 km) |
| Plano to Crotone | 5,899.00 mi (9,493.53 km) |
| Plano to Cuneo | 5,285.35 mi (8,505.94 km) |
| Plano to Cuorgne | 5,251.28 mi (8,451.11 km) |
| Plano to Cusano Milanino | 5,306.98 mi (8,540.76 km) |
| Plano to Cutro | 5,895.69 mi (9,488.20 km) |
