| Socastee to Devnya | 5,393.70 mi (8,680.33 km) |
| Socastee to Dimitrovgrad | 5,357.88 mi (8,622.68 km) |
| Socastee to Dobrich | 5,390.58 mi (8,675.31 km) |
| Socastee to Dospat | 5,312.27 mi (8,549.27 km) |
| Socastee to Dupnitsa | 5,243.92 mi (8,439.28 km) |
| Socastee to Elhovo | 5,394.02 mi (8,680.83 km) |
| Socastee to Etropole | 5,259.99 mi (8,465.13 km) |
| Socastee to Gabrovo | 5,314.85 mi (8,553.43 km) |
| Socastee to Gorna Oryahovitsa | 5,319.81 mi (8,561.41 km) |
| Socastee to Gotse Delchev | 5,296.81 mi (8,524.38 km) |
| Socastee to Harmanli | 5,375.15 mi (8,650.46 km) |
| Socastee to Haskovo | 5,361.04 mi (8,627.75 km) |
| Socastee to Ihtiman | 5,267.24 mi (8,476.80 km) |
| Socastee to Isperih | 5,343.75 mi (8,599.93 km) |
| Socastee to Kardzhali | 5,363.60 mi (8,631.88 km) |
