| Enniscorthy to Oberkirch | 697.95 mi (1,123.25 km) |
| Enniscorthy to Obernburg am Main | 703.30 mi (1,131.85 km) |
| Enniscorthy to Obernkirchen | 660.31 mi (1,062.67 km) |
| Enniscorthy to Oberschleissheim | 848.51 mi (1,365.54 km) |
| Enniscorthy to Oberstdorf | 824.75 mi (1,327.31 km) |
| Enniscorthy to Obertraubling | 852.07 mi (1,371.28 km) |
| Enniscorthy to Obertshausen | 684.96 mi (1,102.33 km) |
| Enniscorthy to Oberursel | 671.07 mi (1,079.99 km) |
| Enniscorthy to Ochsenfurt | 746.55 mi (1,201.46 km) |
| Enniscorthy to Ochsenhausen | 788.40 mi (1,268.81 km) |
| Enniscorthy to Ochtrup | 580.01 mi (933.43 km) |
| Enniscorthy to Odenthal | 592.85 mi (954.09 km) |
| Enniscorthy to Oelde | 624.26 mi (1,004.65 km) |
| Enniscorthy to Oelsnitz | 816.79 mi (1,314.49 km) |
| Enniscorthy to Oer-Erkenschwick | 588.87 mi (947.70 km) |
