| Southwick to Oerlinghausen | 391.48 mi (630.03 km) |
| Southwick to Oestrich-Winkel | 367.09 mi (590.78 km) |
| Southwick to Offenburg | 400.27 mi (644.17 km) |
| Southwick to Oftersheim | 403.66 mi (649.63 km) |
| Southwick to Ohrdruf | 478.36 mi (769.84 km) |
| Southwick to Ohringen | 446.53 mi (718.62 km) |
| Southwick to Olbernhau | 592.59 mi (953.68 km) |
| Southwick to Olching | 548.71 mi (883.06 km) |
| Southwick to Oldenburg | 393.10 mi (632.63 km) |
| Southwick to Oldenburg in Holstein | 524.04 mi (843.37 km) |
| Southwick to Olfen | 334.86 mi (538.91 km) |
| Southwick to Olpe | 351.60 mi (565.85 km) |
| Southwick to Olsberg | 379.94 mi (611.45 km) |
| Southwick to Oranienburg | 589.96 mi (949.45 km) |
| Southwick to Ortenberg | 408.72 mi (657.77 km) |
