| Somma Lombardo to Trim | 878.12 mi (1,413.20 km) |
| Somma Lombardo to Tuam | 950.15 mi (1,529.13 km) |
| Somma Lombardo to Tullamore | 893.04 mi (1,437.22 km) |
| Somma Lombardo to Waterford | 846.80 mi (1,362.79 km) |
| Somma Lombardo to Wexford | 823.94 mi (1,326.00 km) |
| Somma Lombardo to Wicklow | 830.49 mi (1,336.54 km) |
| Somma Lombardo to Abano Terme | 151.23 mi (243.38 km) |
| Somma Lombardo to Abbiategrasso | 22.21 mi (35.74 km) |
| Somma Lombardo to Acate | 668.46 mi (1,075.78 km) |
| Somma Lombardo to Acerra | 433.48 mi (697.62 km) |
| Somma Lombardo to Aci Castello | 652.33 mi (1,049.82 km) |
| Somma Lombardo to Aci Catena | 649.31 mi (1,044.96 km) |
| Somma Lombardo to Aci Sant'Antonio | 648.87 mi (1,044.26 km) |
| Somma Lombardo to Acireale | 649.17 mi (1,044.74 km) |
| Somma Lombardo to Acquaviva delle Fonti | 526.05 mi (846.60 km) |
