| Enniscorthy to Oria | 1,407.43 mi (2,265.04 km) |
| Enniscorthy to Oristano | 1,127.91 mi (1,815.19 km) |
| Enniscorthy to Orta Nova | 1,295.45 mi (2,084.82 km) |
| Enniscorthy to Orte | 1,118.71 mi (1,800.39 km) |
| Enniscorthy to Ortona | 1,198.01 mi (1,928.00 km) |
| Enniscorthy to Orvieto | 1,096.20 mi (1,764.16 km) |
| Enniscorthy to Orzinuovi | 891.90 mi (1,435.37 km) |
| Enniscorthy to Osimo | 1,111.10 mi (1,788.14 km) |
| Enniscorthy to Ospitaletto | 890.43 mi (1,433.00 km) |
| Enniscorthy to Ostuni | 1,394.35 mi (2,243.98 km) |
| Enniscorthy to Ottaviano | 1,273.73 mi (2,049.87 km) |
| Enniscorthy to Ovada | 879.53 mi (1,415.46 km) |
| Enniscorthy to Ozieri | 1,102.30 mi (1,773.97 km) |
| Enniscorthy to Paceco | 1,359.52 mi (2,187.93 km) |
| Enniscorthy to Pachino | 1,513.38 mi (2,435.55 km) |
