| Sassenburg to Oerlinghausen | 91.47 mi (147.20 km) |
| Sassenburg to Oestrich-Winkel | 207.82 mi (334.45 km) |
| Sassenburg to Offenburg | 303.90 mi (489.08 km) |
| Sassenburg to Oftersheim | 234.93 mi (378.09 km) |
| Sassenburg to Ohrdruf | 116.75 mi (187.89 km) |
| Sassenburg to Ohringen | 234.42 mi (377.27 km) |
| Sassenburg to Olbernhau | 172.52 mi (277.64 km) |
| Sassenburg to Olching | 299.77 mi (482.43 km) |
| Sassenburg to Oldenburg | 109.89 mi (176.86 km) |
| Sassenburg to Oldenburg in Holstein | 123.64 mi (198.98 km) |
| Sassenburg to Olfen | 148.54 mi (239.05 km) |
| Sassenburg to Olpe | 158.33 mi (254.81 km) |
| Sassenburg to Olsberg | 122.00 mi (196.35 km) |
| Sassenburg to Oranienburg | 110.40 mi (177.66 km) |
| Sassenburg to Ortenberg | 164.04 mi (263.99 km) |
