| Isaszeg to Oberkirch | 526.91 mi (847.98 km) |
| Isaszeg to Obernburg am Main | 493.85 mi (794.78 km) |
| Isaszeg to Obernkirchen | 561.60 mi (903.81 km) |
| Isaszeg to Oberschleissheim | 366.11 mi (589.20 km) |
| Isaszeg to Oberstdorf | 425.82 mi (685.29 km) |
| Isaszeg to Obertraubling | 347.03 mi (558.49 km) |
| Isaszeg to Obertshausen | 511.22 mi (822.73 km) |
| Isaszeg to Oberursel | 524.76 mi (844.52 km) |
| Isaszeg to Ochsenfurt | 450.54 mi (725.08 km) |
| Isaszeg to Ochsenhausen | 439.95 mi (708.03 km) |
| Isaszeg to Ochtrup | 631.15 mi (1,015.74 km) |
| Isaszeg to Odenthal | 603.17 mi (970.71 km) |
| Isaszeg to Oelde | 583.19 mi (938.56 km) |
| Isaszeg to Oelsnitz | 383.55 mi (617.26 km) |
| Isaszeg to Oer-Erkenschwick | 612.73 mi (986.10 km) |
