| Ponce to Cortona | 4,808.26 mi (7,738.15 km) |
| Ponce to Cosenza | 5,065.26 mi (8,151.75 km) |
| Ponce to Cossato | 4,608.71 mi (7,417.01 km) |
| Ponce to Costa Volpino | 4,700.88 mi (7,565.34 km) |
| Ponce to Creazzo | 4,769.01 mi (7,674.98 km) |
| Ponce to Crema | 4,682.82 mi (7,536.27 km) |
| Ponce to Cremona | 4,700.85 mi (7,565.28 km) |
| Ponce to Crevalcore | 4,757.50 mi (7,656.45 km) |
| Ponce to Crispiano | 5,100.96 mi (8,209.20 km) |
| Ponce to Crosia | 5,089.21 mi (8,190.30 km) |
| Ponce to Crotone | 5,113.59 mi (8,229.52 km) |
| Ponce to Cuneo | 4,582.07 mi (7,374.12 km) |
| Ponce to Cuorgne | 4,584.17 mi (7,377.51 km) |
| Ponce to Cusano Milanino | 4,657.89 mi (7,496.15 km) |
| Ponce to Cutro | 5,107.14 mi (8,219.15 km) |
