| San Marino to Carmignano | 6,173.20 mi (9,934.80 km) |
| San Marino to Carovigno | 6,551.27 mi (10,543.26 km) |
| San Marino to Carpenedolo | 6,072.88 mi (9,773.36 km) |
| San Marino to Carpi | 6,117.80 mi (9,845.65 km) |
| San Marino to Carrara | 6,129.88 mi (9,865.09 km) |
| San Marino to Carugate | 6,028.44 mi (9,701.84 km) |
| San Marino to Casal di Principe | 6,423.55 mi (10,337.70 km) |
| San Marino to Casale Monferrato | 6,021.86 mi (9,691.24 km) |
| San Marino to Casale sul Sile | 6,119.27 mi (9,848.02 km) |
| San Marino to Casalecchio di Reno | 6,146.32 mi (9,891.55 km) |
| San Marino to Casalgrande | 6,123.62 mi (9,855.02 km) |
| San Marino to Casalmaggiore | 6,092.30 mi (9,804.62 km) |
| San Marino to Casalnuovo di Napoli | 6,435.93 mi (10,357.63 km) |
| San Marino to Casalpusterlengo | 6,057.94 mi (9,749.31 km) |
| San Marino to Casaluce | 6,426.59 mi (10,342.60 km) |
