| Watertown Town to Sacile | 3,955.21 mi (6,365.30 km) |
| Watertown Town to Sala Consilina | 4,288.56 mi (6,901.77 km) |
| Watertown Town to Salemi | 4,261.48 mi (6,858.19 km) |
| Watertown Town to Salerno | 4,241.02 mi (6,825.26 km) |
| Watertown Town to Salo | 3,884.36 mi (6,251.28 km) |
| Watertown Town to Salsomaggiore Terme | 3,886.56 mi (6,254.82 km) |
| Watertown Town to Saluzzo | 3,784.26 mi (6,090.18 km) |
| Watertown Town to Salzano | 3,953.69 mi (6,362.85 km) |
| Watertown Town to Samarate | 3,809.12 mi (6,130.18 km) |
| Watertown Town to San Benedetto del Tronto | 4,119.31 mi (6,629.39 km) |
| Watertown Town to San Biagio di Callalta | 3,959.68 mi (6,372.48 km) |
| Watertown Town to San Bonifacio | 3,922.86 mi (6,313.23 km) |
| Watertown Town to San Casciano in Val di Pesa | 3,977.73 mi (6,401.53 km) |
| Watertown Town to San Cataldo | 4,328.11 mi (6,965.42 km) |
| Watertown Town to San Cesareo | 4,113.04 mi (6,619.31 km) |
