| Willoughby to Trim | 3,405.13 mi (5,480.03 km) |
| Willoughby to Tuam | 3,325.29 mi (5,351.53 km) |
| Willoughby to Tullamore | 3,383.54 mi (5,445.27 km) |
| Willoughby to Waterford | 3,420.27 mi (5,504.40 km) |
| Willoughby to Wexford | 3,445.34 mi (5,544.74 km) |
| Willoughby to Wicklow | 3,447.55 mi (5,548.29 km) |
| Willoughby to Abano Terme | 4,399.17 mi (7,079.78 km) |
| Willoughby to Abbiategrasso | 4,280.60 mi (6,888.96 km) |
| Willoughby to Acate | 4,849.71 mi (7,804.86 km) |
| Willoughby to Acerra | 4,680.69 mi (7,532.84 km) |
| Willoughby to Aci Castello | 4,855.85 mi (7,814.74 km) |
| Willoughby to Aci Catena | 4,853.43 mi (7,810.84 km) |
| Willoughby to Aci Sant'Antonio | 4,852.71 mi (7,809.68 km) |
| Willoughby to Acireale | 4,854.16 mi (7,812.01 km) |
| Willoughby to Acquaviva delle Fonti | 4,786.11 mi (7,702.49 km) |
