| San Marino to Trezzo sull'Adda | 6,031.31 mi (9,706.46 km) |
| San Marino to Tricase | 6,615.82 mi (10,647.13 km) |
| San Marino to Trieste | 6,159.83 mi (9,913.30 km) |
| San Marino to Triggiano | 6,507.85 mi (10,473.37 km) |
| San Marino to Trinitapoli | 6,466.98 mi (10,407.60 km) |
| San Marino to Trissino | 6,091.38 mi (9,803.13 km) |
| San Marino to Triuggio | 6,020.26 mi (9,688.67 km) |
| San Marino to Trofarello | 6,005.94 mi (9,665.63 km) |
| San Marino to Troina | 6,615.42 mi (10,646.49 km) |
| San Marino to Turin | 5,999.16 mi (9,654.71 km) |
| San Marino to Udine | 6,121.24 mi (9,851.19 km) |
| San Marino to Ugento | 6,609.74 mi (10,637.34 km) |
| San Marino to Umbertide | 6,242.68 mi (10,046.62 km) |
| San Marino to Urbino | 6,229.40 mi (10,025.25 km) |
| San Marino to Urgnano | 6,037.47 mi (9,716.36 km) |
