| Enniscorthy to Oerlinghausen | 644.43 mi (1,037.11 km) |
| Enniscorthy to Oestrich-Winkel | 651.94 mi (1,049.20 km) |
| Enniscorthy to Offenburg | 694.16 mi (1,117.14 km) |
| Enniscorthy to Oftersheim | 692.72 mi (1,114.82 km) |
| Enniscorthy to Ohrdruf | 748.45 mi (1,204.51 km) |
| Enniscorthy to Ohringen | 735.19 mi (1,183.18 km) |
| Enniscorthy to Olbernhau | 860.85 mi (1,385.40 km) |
| Enniscorthy to Olching | 839.86 mi (1,351.62 km) |
| Enniscorthy to Oldenburg | 617.57 mi (993.88 km) |
| Enniscorthy to Oldenburg in Holstein | 727.50 mi (1,170.80 km) |
| Enniscorthy to Olfen | 593.47 mi (955.09 km) |
| Enniscorthy to Olpe | 623.21 mi (1,002.96 km) |
| Enniscorthy to Olsberg | 644.94 mi (1,037.94 km) |
| Enniscorthy to Oranienburg | 828.06 mi (1,332.63 km) |
| Enniscorthy to Ortenberg | 687.62 mi (1,106.62 km) |
