| San Michele al Tagliamento to Oberkirch | 299.72 mi (482.36 km) |
| San Michele al Tagliamento to Obernburg am Main | 333.54 mi (536.78 km) |
| San Michele al Tagliamento to Obernkirchen | 482.26 mi (776.12 km) |
| San Michele al Tagliamento to Oberschleissheim | 184.50 mi (296.92 km) |
| San Michele al Tagliamento to Oberstdorf | 171.94 mi (276.71 km) |
| San Michele al Tagliamento to Obertraubling | 224.62 mi (361.49 km) |
| San Michele al Tagliamento to Obertshausen | 354.19 mi (570.02 km) |
| San Michele al Tagliamento to Oberursel | 368.43 mi (592.93 km) |
| San Michele al Tagliamento to Ochsenfurt | 301.02 mi (484.44 km) |
| San Michele al Tagliamento to Ochsenhausen | 214.73 mi (345.58 km) |
| San Michele al Tagliamento to Ochtrup | 516.72 mi (831.58 km) |
| San Michele al Tagliamento to Odenthal | 452.78 mi (728.68 km) |
| San Michele al Tagliamento to Oelde | 473.57 mi (762.13 km) |
| San Michele al Tagliamento to Oelsnitz | 323.76 mi (521.04 km) |
| San Michele al Tagliamento to Oer-Erkenschwick | 482.97 mi (777.27 km) |
