| Huntingdon to Oberkirch | 447.92 mi (720.86 km) |
| Huntingdon to Obernburg am Main | 439.03 mi (706.56 km) |
| Huntingdon to Obernkirchen | 392.25 mi (631.27 km) |
| Huntingdon to Oberschleissheim | 589.09 mi (948.05 km) |
| Huntingdon to Oberstdorf | 575.67 mi (926.45 km) |
| Huntingdon to Obertraubling | 587.60 mi (945.65 km) |
| Huntingdon to Obertshausen | 419.85 mi (675.68 km) |
| Huntingdon to Oberursel | 405.57 mi (652.70 km) |
| Huntingdon to Ochsenfurt | 481.85 mi (775.46 km) |
| Huntingdon to Ochsenhausen | 535.06 mi (861.10 km) |
| Huntingdon to Ochtrup | 311.26 mi (500.93 km) |
| Huntingdon to Odenthal | 324.77 mi (522.67 km) |
| Huntingdon to Oelde | 354.82 mi (571.03 km) |
| Huntingdon to Oelsnitz | 547.66 mi (881.38 km) |
| Huntingdon to Oer-Erkenschwick | 319.29 mi (513.85 km) |
