| Didcot to Trezzo sull'Adda | 641.80 mi (1,032.88 km) |
| Didcot to Tricase | 1,235.36 mi (1,988.12 km) |
| Didcot to Trieste | 797.30 mi (1,283.13 km) |
| Didcot to Triggiano | 1,126.13 mi (1,812.33 km) |
| Didcot to Trinitapoli | 1,082.73 mi (1,742.48 km) |
| Didcot to Trissino | 709.87 mi (1,142.42 km) |
| Didcot to Triuggio | 630.25 mi (1,014.29 km) |
| Didcot to Trofarello | 615.19 mi (990.06 km) |
| Didcot to Troina | 1,226.37 mi (1,973.65 km) |
| Didcot to Turin | 608.28 mi (978.94 km) |
| Didcot to Udine | 759.49 mi (1,222.28 km) |
| Didcot to Ugento | 1,228.18 mi (1,976.57 km) |
| Didcot to Umbertide | 852.83 mi (1,372.50 km) |
| Didcot to Urbino | 842.24 mi (1,355.45 km) |
| Didcot to Urgnano | 648.46 mi (1,043.59 km) |
