| Os to Trim | 651.41 mi (1,048.35 km) |
| Os to Tuam | 709.92 mi (1,142.50 km) |
| Os to Tullamore | 685.46 mi (1,103.14 km) |
| Os to Waterford | 730.69 mi (1,175.93 km) |
| Os to Wexford | 709.79 mi (1,142.29 km) |
| Os to Wicklow | 663.31 mi (1,067.49 km) |
| Os to Abano Terme | 1,059.35 mi (1,704.86 km) |
| Os to Abbiategrasso | 1,034.12 mi (1,664.25 km) |
| Os to Acate | 1,651.04 mi (2,657.10 km) |
| Os to Acerra | 1,384.93 mi (2,228.83 km) |
| Os to Aci Castello | 1,622.92 mi (2,611.84 km) |
| Os to Aci Catena | 1,619.78 mi (2,606.78 km) |
| Os to Aci Sant'Antonio | 1,619.59 mi (2,606.47 km) |
| Os to Acireale | 1,619.03 mi (2,605.58 km) |
| Os to Acquaviva delle Fonti | 1,420.90 mi (2,286.73 km) |
