| San Marino to Cervignano del Friuli | 6,137.47 mi (9,877.30 km) |
| San Marino to Cesa | 6,429.47 mi (10,347.24 km) |
| San Marino to Cesano Maderno | 6,018.27 mi (9,685.47 km) |
| San Marino to Cesena | 6,194.88 mi (9,969.70 km) |
| San Marino to Cesenatico | 6,196.29 mi (9,971.97 km) |
| San Marino to Cetraro | 6,564.94 mi (10,565.25 km) |
| San Marino to Cherasco | 6,027.40 mi (9,700.16 km) |
| San Marino to Chiampo | 6,089.69 mi (9,800.40 km) |
| San Marino to Chiaravalle | 6,257.87 mi (10,071.06 km) |
| San Marino to Chiari | 6,047.47 mi (9,732.47 km) |
| San Marino to Chiavari | 6,092.63 mi (9,805.14 km) |
| San Marino to Chieri | 6,007.30 mi (9,667.81 km) |
| San Marino to Chieti | 6,351.83 mi (10,222.29 km) |
| San Marino to Chioggia | 6,138.01 mi (9,878.17 km) |
| San Marino to Chiusi | 6,245.64 mi (10,051.39 km) |
