| Southborough to Campodarsego | 661.61 mi (1,064.75 km) |
| Southborough to Campogalliano | 662.47 mi (1,066.15 km) |
| Southborough to Campolongo Maggiore | 674.01 mi (1,084.72 km) |
| Southborough to Camponogara | 672.37 mi (1,082.08 km) |
| Southborough to Camposampiero | 659.24 mi (1,060.95 km) |
| Southborough to Canegrate | 553.99 mi (891.56 km) |
| Southborough to Canelli | 578.95 mi (931.73 km) |
| Southborough to Canicatti | 1,162.15 mi (1,870.30 km) |
| Southborough to Canosa di Puglia | 1,017.47 mi (1,637.46 km) |
| Southborough to Cantu | 552.25 mi (888.77 km) |
| Southborough to Caorle | 693.44 mi (1,115.98 km) |
| Southborough to Capaci | 1,097.43 mi (1,766.14 km) |
| Southborough to Capannori | 696.06 mi (1,120.19 km) |
| Southborough to Capena | 850.63 mi (1,368.96 km) |
| Southborough to Capo d'Orlando | 1,141.83 mi (1,837.60 km) |
