| Viareggio to Devnya | 866.83 mi (1,395.03 km) |
| Viareggio to Dimitrovgrad | 785.06 mi (1,263.43 km) |
| Viareggio to Dobrich | 876.64 mi (1,410.81 km) |
| Viareggio to Dospat | 721.45 mi (1,161.07 km) |
| Viareggio to Dupnitsa | 658.20 mi (1,059.27 km) |
| Viareggio to Elhovo | 831.19 mi (1,337.67 km) |
| Viareggio to Etropole | 693.68 mi (1,116.36 km) |
| Viareggio to Gabrovo | 759.67 mi (1,222.57 km) |
| Viareggio to Gorna Oryahovitsa | 774.82 mi (1,246.96 km) |
| Viareggio to Gotse Delchev | 701.78 mi (1,129.40 km) |
| Viareggio to Harmanli | 802.00 mi (1,290.70 km) |
| Viareggio to Haskovo | 785.45 mi (1,264.05 km) |
| Viareggio to Ihtiman | 690.09 mi (1,110.60 km) |
| Viareggio to Isperih | 825.75 mi (1,328.91 km) |
| Viareggio to Kardzhali | 780.81 mi (1,256.60 km) |
