| Southborough to Butzbach | 369.88 mi (595.27 km) |
| Southborough to Buxtehude | 429.07 mi (690.51 km) |
| Southborough to Cadolzburg | 482.06 mi (775.79 km) |
| Southborough to Calbe | 496.88 mi (799.65 km) |
| Southborough to Calw | 412.35 mi (663.62 km) |
| Southborough to Castrop-Rauxel | 305.33 mi (491.39 km) |
| Southborough to Celle | 430.31 mi (692.52 km) |
| Southborough to Cham | 563.34 mi (906.61 km) |
| Southborough to Chemnitz | 549.93 mi (885.03 km) |
| Southborough to Clausthal-Zellerfeld | 435.25 mi (700.46 km) |
| Southborough to Cloppenburg | 350.89 mi (564.70 km) |
| Southborough to Coburg | 471.81 mi (759.30 km) |
| Southborough to Coesfeld | 301.35 mi (484.98 km) |
| Southborough to Cologne | 290.80 mi (467.99 km) |
| Southborough to Coswig | 576.48 mi (927.75 km) |
