| Somma Lombardo to Tricase | 630.04 mi (1,013.95 km) |
| Somma Lombardo to Trieste | 244.79 mi (393.95 km) |
| Somma Lombardo to Triggiano | 521.11 mi (838.65 km) |
| Somma Lombardo to Trinitapoli | 476.22 mi (766.40 km) |
| Somma Lombardo to Trissino | 129.10 mi (207.77 km) |
| Somma Lombardo to Triuggio | 27.38 mi (44.07 km) |
| Somma Lombardo to Trofarello | 67.41 mi (108.48 km) |
| Somma Lombardo to Troina | 624.46 mi (1,004.97 km) |
| Somma Lombardo to Turin | 64.89 mi (104.44 km) |
| Somma Lombardo to Udine | 219.64 mi (353.48 km) |
| Somma Lombardo to Ugento | 622.23 mi (1,001.38 km) |
| Somma Lombardo to Umbertide | 243.23 mi (391.44 km) |
| Somma Lombardo to Urbino | 235.94 mi (379.70 km) |
| Somma Lombardo to Urgnano | 48.43 mi (77.94 km) |
| Somma Lombardo to Usmate Velate | 31.47 mi (50.64 km) |
