| Dumbarton to Carmignano | 1,083.03 mi (1,742.98 km) |
| Dumbarton to Carovigno | 1,454.86 mi (2,341.38 km) |
| Dumbarton to Carpenedolo | 978.91 mi (1,575.41 km) |
| Dumbarton to Carpi | 1,024.39 mi (1,648.60 km) |
| Dumbarton to Carrara | 1,042.78 mi (1,678.20 km) |
| Dumbarton to Carugate | 937.51 mi (1,508.77 km) |
| Dumbarton to Casal di Principe | 1,332.02 mi (2,143.68 km) |
| Dumbarton to Casale Monferrato | 937.78 mi (1,509.21 km) |
| Dumbarton to Casale sul Sile | 1,022.78 mi (1,646.01 km) |
| Dumbarton to Casalecchio di Reno | 1,052.69 mi (1,694.15 km) |
| Dumbarton to Casalgrande | 1,031.40 mi (1,659.88 km) |
| Dumbarton to Casalmaggiore | 999.67 mi (1,608.82 km) |
| Dumbarton to Casalnuovo di Napoli | 1,343.97 mi (2,162.91 km) |
| Dumbarton to Casalpusterlengo | 967.40 mi (1,556.87 km) |
| Dumbarton to Casaluce | 1,334.88 mi (2,148.28 km) |
