| Watertown Town to Devnya | 4,676.92 mi (7,526.78 km) |
| Watertown Town to Dimitrovgrad | 4,646.86 mi (7,478.41 km) |
| Watertown Town to Dobrich | 4,672.63 mi (7,519.88 km) |
| Watertown Town to Dospat | 4,604.61 mi (7,410.40 km) |
| Watertown Town to Dupnitsa | 4,536.04 mi (7,300.06 km) |
| Watertown Town to Elhovo | 4,681.26 mi (7,533.76 km) |
| Watertown Town to Etropole | 4,549.12 mi (7,321.10 km) |
| Watertown Town to Gabrovo | 4,601.99 mi (7,406.18 km) |
| Watertown Town to Gorna Oryahovitsa | 4,605.73 mi (7,412.21 km) |
| Watertown Town to Gotse Delchev | 4,590.08 mi (7,387.03 km) |
| Watertown Town to Harmanli | 4,664.00 mi (7,505.98 km) |
| Watertown Town to Haskovo | 4,650.39 mi (7,484.08 km) |
| Watertown Town to Ihtiman | 4,557.78 mi (7,335.04 km) |
| Watertown Town to Isperih | 4,626.70 mi (7,445.96 km) |
| Watertown Town to Kardzhali | 4,654.06 mi (7,489.99 km) |
