| Llantwit Major to Cutrofiano | 1,295.61 mi (2,085.08 km) |
| Llantwit Major to Dalmine | 716.79 mi (1,153.55 km) |
| Llantwit Major to Deruta | 942.83 mi (1,517.34 km) |
| Llantwit Major to Desenzano del Garda | 760.12 mi (1,223.30 km) |
| Llantwit Major to Desio | 703.79 mi (1,132.65 km) |
| Llantwit Major to Dolianova | 1,029.96 mi (1,657.56 km) |
| Llantwit Major to Dolo | 821.72 mi (1,322.43 km) |
| Llantwit Major to Domodossola | 647.47 mi (1,042.00 km) |
| Llantwit Major to Dorgali | 988.78 mi (1,591.29 km) |
| Llantwit Major to Dueville | 792.75 mi (1,275.81 km) |
| Llantwit Major to Eboli | 1,154.57 mi (1,858.11 km) |
| Llantwit Major to Elmas | 1,033.04 mi (1,662.52 km) |
| Llantwit Major to Empoli | 854.51 mi (1,375.19 km) |
| Llantwit Major to Enna | 1,289.53 mi (2,075.30 km) |
| Llantwit Major to Eraclea | 839.60 mi (1,351.20 km) |
