| Williamstown to Trim | 3,238.86 mi (5,212.43 km) |
| Williamstown to Tuam | 3,156.41 mi (5,079.75 km) |
| Williamstown to Tullamore | 3,214.33 mi (5,172.96 km) |
| Williamstown to Waterford | 3,244.20 mi (5,221.04 km) |
| Williamstown to Wexford | 3,270.66 mi (5,263.62 km) |
| Williamstown to Wicklow | 3,278.00 mi (5,275.43 km) |
| Williamstown to Abano Terme | 4,214.43 mi (6,782.47 km) |
| Williamstown to Abbiategrasso | 4,089.78 mi (6,581.86 km) |
| Williamstown to Acate | 4,631.22 mi (7,453.24 km) |
| Williamstown to Acerra | 4,479.87 mi (7,209.66 km) |
| Williamstown to Aci Castello | 4,641.33 mi (7,469.50 km) |
| Williamstown to Aci Catena | 4,639.07 mi (7,465.86 km) |
| Williamstown to Aci Sant'Antonio | 4,638.31 mi (7,464.64 km) |
| Williamstown to Acireale | 4,639.96 mi (7,467.30 km) |
| Williamstown to Acquaviva delle Fonti | 4,591.22 mi (7,388.86 km) |
