| Horley to Cutrofiano | 1,165.16 mi (1,875.15 km) |
| Horley to Dalmine | 587.79 mi (945.96 km) |
| Horley to Deruta | 817.12 mi (1,315.03 km) |
| Horley to Desenzano del Garda | 629.30 mi (1,012.76 km) |
| Horley to Desio | 576.22 mi (927.33 km) |
| Horley to Dolianova | 931.31 mi (1,498.80 km) |
| Horley to Dolo | 687.47 mi (1,106.37 km) |
| Horley to Domodossola | 520.36 mi (837.43 km) |
| Horley to Dorgali | 884.73 mi (1,423.84 km) |
| Horley to Dueville | 658.79 mi (1,060.23 km) |
| Horley to Eboli | 1,029.71 mi (1,657.16 km) |
| Horley to Elmas | 935.49 mi (1,505.52 km) |
| Horley to Empoli | 730.32 mi (1,175.34 km) |
| Horley to Enna | 1,176.01 mi (1,892.60 km) |
| Horley to Eraclea | 703.65 mi (1,132.41 km) |
