| Saffron Walden to Oberkirch | 421.48 mi (678.30 km) |
| Saffron Walden to Obernburg am Main | 415.45 mi (668.60 km) |
| Saffron Walden to Obernkirchen | 376.44 mi (605.83 km) |
| Saffron Walden to Oberschleissheim | 564.31 mi (908.17 km) |
| Saffron Walden to Oberstdorf | 549.29 mi (884.00 km) |
| Saffron Walden to Obertraubling | 564.21 mi (908.01 km) |
| Saffron Walden to Obertshausen | 396.57 mi (638.22 km) |
| Saffron Walden to Oberursel | 382.45 mi (615.49 km) |
| Saffron Walden to Ochsenfurt | 458.47 mi (737.83 km) |
| Saffron Walden to Ochsenhausen | 509.16 mi (819.42 km) |
| Saffron Walden to Ochtrup | 294.93 mi (474.65 km) |
| Saffron Walden to Odenthal | 303.14 mi (487.85 km) |
| Saffron Walden to Oelde | 336.98 mi (542.31 km) |
| Saffron Walden to Oelsnitz | 527.15 mi (848.36 km) |
| Saffron Walden to Oer-Erkenschwick | 300.25 mi (483.20 km) |
