| Upton to Devnya | 1,558.43 mi (2,508.05 km) |
| Upton to Dimitrovgrad | 1,531.59 mi (2,464.86 km) |
| Upton to Dobrich | 1,554.50 mi (2,501.72 km) |
| Upton to Dospat | 1,494.51 mi (2,405.18 km) |
| Upton to Dupnitsa | 1,426.05 mi (2,295.00 km) |
| Upton to Elhovo | 1,564.19 mi (2,517.32 km) |
| Upton to Etropole | 1,434.37 mi (2,308.39 km) |
| Upton to Gabrovo | 1,484.96 mi (2,389.82 km) |
| Upton to Gorna Oryahovitsa | 1,487.85 mi (2,394.46 km) |
| Upton to Gotse Delchev | 1,481.85 mi (2,384.81 km) |
| Upton to Harmanli | 1,548.53 mi (2,492.13 km) |
| Upton to Haskovo | 1,535.56 mi (2,471.24 km) |
| Upton to Ihtiman | 1,444.99 mi (2,325.49 km) |
| Upton to Isperih | 1,508.25 mi (2,427.29 km) |
| Upton to Kardzhali | 1,540.69 mi (2,479.50 km) |
