| Douai to Tricase | 1,033.01 mi (1,662.46 km) |
| Douai to Trieste | 591.21 mi (951.46 km) |
| Douai to Triggiano | 923.93 mi (1,486.92 km) |
| Douai to Trinitapoli | 881.33 mi (1,418.36 km) |
| Douai to Trissino | 506.57 mi (815.25 km) |
| Douai to Triuggio | 432.62 mi (696.23 km) |
| Douai to Trofarello | 430.44 mi (692.73 km) |
| Douai to Troina | 1,038.21 mi (1,670.84 km) |
| Douai to Turin | 423.29 mi (681.22 km) |
| Douai to Udine | 553.29 mi (890.44 km) |
| Douai to Ugento | 1,026.12 mi (1,651.38 km) |
| Douai to Umbertide | 654.76 mi (1,053.74 km) |
| Douai to Urbino | 641.92 mi (1,033.06 km) |
| Douai to Urgnano | 449.54 mi (723.47 km) |
| Douai to Usmate Velate | 436.05 mi (701.76 km) |
