| Santarem to Cortona | 1,106.42 mi (1,780.61 km) |
| Santarem to Cosenza | 1,329.64 mi (2,139.85 km) |
| Santarem to Cossato | 962.16 mi (1,548.45 km) |
| Santarem to Costa Volpino | 1,056.03 mi (1,699.52 km) |
| Santarem to Creazzo | 1,113.68 mi (1,792.30 km) |
| Santarem to Crema | 1,026.85 mi (1,652.55 km) |
| Santarem to Cremona | 1,038.34 mi (1,671.05 km) |
| Santarem to Crevalcore | 1,083.65 mi (1,743.97 km) |
| Santarem to Crispiano | 1,371.82 mi (2,207.73 km) |
| Santarem to Crosia | 1,354.58 mi (2,179.98 km) |
| Santarem to Crotone | 1,377.71 mi (2,217.21 km) |
| Santarem to Cuneo | 906.68 mi (1,459.17 km) |
| Santarem to Cuorgne | 934.39 mi (1,503.76 km) |
| Santarem to Cusano Milanino | 1,007.92 mi (1,622.09 km) |
| Santarem to Cutro | 1,371.12 mi (2,206.61 km) |
