| Sulingen to Devnya | 1,081.23 mi (1,740.07 km) |
| Sulingen to Dimitrovgrad | 1,070.49 mi (1,722.78 km) |
| Sulingen to Dobrich | 1,074.50 mi (1,729.23 km) |
| Sulingen to Dospat | 1,044.85 mi (1,681.52 km) |
| Sulingen to Dupnitsa | 978.23 mi (1,574.31 km) |
| Sulingen to Elhovo | 1,097.49 mi (1,766.24 km) |
| Sulingen to Etropole | 976.19 mi (1,571.03 km) |
| Sulingen to Gabrovo | 1,019.37 mi (1,640.52 km) |
| Sulingen to Gorna Oryahovitsa | 1,018.65 mi (1,639.36 km) |
| Sulingen to Gotse Delchev | 1,035.75 mi (1,666.88 km) |
| Sulingen to Harmanli | 1,086.69 mi (1,748.85 km) |
| Sulingen to Haskovo | 1,075.47 mi (1,730.80 km) |
| Sulingen to Ihtiman | 991.15 mi (1,595.10 km) |
| Sulingen to Isperih | 1,030.77 mi (1,658.87 km) |
| Sulingen to Kardzhali | 1,083.76 mi (1,744.14 km) |
