| Watertown Town to Sprimont | 3,535.72 mi (5,690.20 km) |
| Watertown Town to Stabroek | 3,461.73 mi (5,571.11 km) |
| Watertown Town to Staden | 3,415.83 mi (5,497.25 km) |
| Watertown Town to Steenokkerzeel | 3,477.88 mi (5,597.10 km) |
| Watertown Town to Stekene | 3,451.60 mi (5,554.81 km) |
| Watertown Town to Strombeek-Bever | 3,471.69 mi (5,587.14 km) |
| Watertown Town to Temse | 3,460.41 mi (5,569.00 km) |
| Watertown Town to Ternat | 3,466.02 mi (5,578.02 km) |
| Watertown Town to Tervuren | 3,480.14 mi (5,600.75 km) |
| Watertown Town to Tessenderlo | 3,497.52 mi (5,628.72 km) |
| Watertown Town to Theux | 3,540.75 mi (5,698.28 km) |
| Watertown Town to Thuin | 3,483.70 mi (5,606.47 km) |
| Watertown Town to Tielt | 3,427.90 mi (5,516.67 km) |
| Watertown Town to Tienen | 3,498.14 mi (5,629.71 km) |
| Watertown Town to Tongeren | 3,520.12 mi (5,665.08 km) |
