| Mildenhall to Oberkirch | 424.41 mi (683.03 km) |
| Mildenhall to Obernburg am Main | 412.30 mi (663.54 km) |
| Mildenhall to Obernkirchen | 363.53 mi (585.04 km) |
| Mildenhall to Oberschleissheim | 563.26 mi (906.48 km) |
| Mildenhall to Oberstdorf | 551.93 mi (888.25 km) |
| Mildenhall to Obertraubling | 560.65 mi (902.28 km) |
| Mildenhall to Obertshausen | 392.93 mi (632.35 km) |
| Mildenhall to Oberursel | 378.55 mi (609.22 km) |
| Mildenhall to Ochsenfurt | 454.95 mi (732.17 km) |
| Mildenhall to Ochsenhausen | 510.59 mi (821.71 km) |
| Mildenhall to Ochtrup | 282.53 mi (454.68 km) |
| Mildenhall to Odenthal | 297.05 mi (478.06 km) |
| Mildenhall to Oelde | 326.15 mi (524.89 km) |
| Mildenhall to Oelsnitz | 519.44 mi (835.95 km) |
| Mildenhall to Oer-Erkenschwick | 290.79 mi (467.99 km) |
