| Downham Market to Oerlinghausen | 352.37 mi (567.08 km) |
| Downham Market to Oestrich-Winkel | 374.36 mi (602.48 km) |
| Downham Market to Offenburg | 436.98 mi (703.26 km) |
| Downham Market to Oftersheim | 420.14 mi (676.14 km) |
| Downham Market to Ohrdruf | 458.93 mi (738.57 km) |
| Downham Market to Ohringen | 460.78 mi (741.55 km) |
| Downham Market to Olbernhau | 570.07 mi (917.44 km) |
| Downham Market to Olching | 568.31 mi (914.61 km) |
| Downham Market to Oldenburg | 328.28 mi (528.32 km) |
| Downham Market to Oldenburg in Holstein | 446.98 mi (719.35 km) |
| Downham Market to Olfen | 302.52 mi (486.85 km) |
| Downham Market to Olpe | 336.08 mi (540.87 km) |
| Downham Market to Olsberg | 354.92 mi (571.18 km) |
| Downham Market to Oranienburg | 537.57 mi (865.13 km) |
| Downham Market to Ortenberg | 403.52 mi (649.40 km) |
