| Hoddesdon to Oberkirch | 421.83 mi (678.87 km) |
| Hoddesdon to Obernburg am Main | 420.92 mi (677.41 km) |
| Hoddesdon to Obernkirchen | 389.70 mi (627.16 km) |
| Hoddesdon to Oberschleissheim | 567.75 mi (913.71 km) |
| Hoddesdon to Oberstdorf | 549.63 mi (884.54 km) |
| Hoddesdon to Obertraubling | 569.73 mi (916.90 km) |
| Hoddesdon to Obertshausen | 402.51 mi (647.78 km) |
| Hoddesdon to Oberursel | 388.63 mi (625.44 km) |
| Hoddesdon to Ochsenfurt | 464.15 mi (746.97 km) |
| Hoddesdon to Ochsenhausen | 510.61 mi (821.75 km) |
| Hoddesdon to Ochtrup | 308.04 mi (495.74 km) |
| Hoddesdon to Odenthal | 311.37 mi (501.11 km) |
| Hoddesdon to Oelde | 348.76 mi (561.27 km) |
| Hoddesdon to Oelsnitz | 536.09 mi (862.75 km) |
| Hoddesdon to Oer-Erkenschwick | 311.11 mi (500.69 km) |
