| Watertown to Devnya | 4,789.23 mi (7,707.52 km) |
| Watertown to Dimitrovgrad | 4,767.23 mi (7,672.11 km) |
| Watertown to Dobrich | 4,783.19 mi (7,697.80 km) |
| Watertown to Dospat | 4,729.27 mi (7,611.03 km) |
| Watertown to Dupnitsa | 4,660.71 mi (7,500.68 km) |
| Watertown to Elhovo | 4,799.23 mi (7,723.61 km) |
| Watertown to Etropole | 4,670.04 mi (7,515.70 km) |
| Watertown to Gabrovo | 4,720.09 mi (7,596.25 km) |
| Watertown to Gorna Oryahovitsa | 4,722.17 mi (7,599.59 km) |
| Watertown to Gotse Delchev | 4,715.91 mi (7,589.53 km) |
| Watertown to Harmanli | 4,784.14 mi (7,699.34 km) |
| Watertown to Haskovo | 4,771.22 mi (7,678.54 km) |
| Watertown to Ihtiman | 4,680.44 mi (7,532.45 km) |
| Watertown to Isperih | 4,738.80 mi (7,626.36 km) |
| Watertown to Kardzhali | 4,776.27 mi (7,686.67 km) |
