| Williston to Devnya | 5,460.70 mi (8,788.15 km) |
| Williston to Dimitrovgrad | 5,477.82 mi (8,815.69 km) |
| Williston to Dobrich | 5,446.73 mi (8,765.67 km) |
| Williston to Dospat | 5,462.05 mi (8,790.32 km) |
| Williston to Dupnitsa | 5,397.17 mi (8,685.91 km) |
| Williston to Elhovo | 5,496.79 mi (8,846.23 km) |
| Williston to Etropole | 5,388.56 mi (8,672.04 km) |
| Williston to Gabrovo | 5,422.70 mi (8,727.00 km) |
| Williston to Gorna Oryahovitsa | 5,416.84 mi (8,717.56 km) |
| Williston to Gotse Delchev | 5,454.85 mi (8,778.74 km) |
| Williston to Harmanli | 5,492.76 mi (8,839.74 km) |
| Williston to Haskovo | 5,483.78 mi (8,825.29 km) |
| Williston to Ihtiman | 5,406.53 mi (8,700.98 km) |
| Williston to Isperih | 5,412.16 mi (8,710.03 km) |
| Williston to Kardzhali | 5,495.00 mi (8,843.35 km) |
