| Arezzo to Oberkirch | 394.71 mi (635.22 km) |
| Arezzo to Obernburg am Main | 459.23 mi (739.05 km) |
| Arezzo to Obernkirchen | 621.43 mi (1,000.09 km) |
| Arezzo to Oberschleissheim | 331.07 mi (532.80 km) |
| Arezzo to Oberstdorf | 283.46 mi (456.18 km) |
| Arezzo to Obertraubling | 380.44 mi (612.25 km) |
| Arezzo to Obertshausen | 478.36 mi (769.85 km) |
| Arezzo to Oberursel | 491.01 mi (790.20 km) |
| Arezzo to Ochsenfurt | 436.00 mi (701.68 km) |
| Arezzo to Ochsenhausen | 331.72 mi (533.86 km) |
| Arezzo to Ochtrup | 641.63 mi (1,032.61 km) |
| Arezzo to Odenthal | 568.42 mi (914.78 km) |
| Arezzo to Oelde | 603.58 mi (971.37 km) |
| Arezzo to Oelsnitz | 480.62 mi (773.49 km) |
| Arezzo to Oer-Erkenschwick | 604.59 mi (973.00 km) |
