| Heerlen to Travagliato | 415.41 mi (668.54 km) |
| Heerlen to Traversetolo | 477.09 mi (767.81 km) |
| Heerlen to Trebaseleghe | 460.16 mi (740.56 km) |
| Heerlen to Trebisacce | 915.37 mi (1,473.15 km) |
| Heerlen to Trecastagni | 1,019.48 mi (1,640.70 km) |
| Heerlen to Trecate | 397.24 mi (639.30 km) |
| Heerlen to Treia | 625.86 mi (1,007.23 km) |
| Heerlen to Trento | 407.26 mi (655.43 km) |
| Heerlen to Trentola | 788.58 mi (1,269.10 km) |
| Heerlen to Trepuzzi | 927.78 mi (1,493.11 km) |
| Heerlen to Trescore Balneario | 399.68 mi (643.22 km) |
| Heerlen to Treviglio | 405.93 mi (653.28 km) |
| Heerlen to Trevignano | 452.96 mi (728.96 km) |
| Heerlen to Treviso | 460.60 mi (741.26 km) |
| Heerlen to Trezzano sul Naviglio | 402.39 mi (647.58 km) |
