| Towson to Sacile | 4,305.88 mi (6,929.65 km) |
| Towson to Sala Consilina | 4,638.64 mi (7,465.18 km) |
| Towson to Salemi | 4,609.49 mi (7,418.26 km) |
| Towson to Salerno | 4,591.06 mi (7,388.59 km) |
| Towson to Salo | 4,235.05 mi (6,815.65 km) |
| Towson to Salsomaggiore Terme | 4,237.14 mi (6,819.02 km) |
| Towson to Saluzzo | 4,134.58 mi (6,653.97 km) |
| Towson to Salzano | 4,304.38 mi (6,927.24 km) |
| Towson to Samarate | 4,159.75 mi (6,694.46 km) |
| Towson to San Benedetto del Tronto | 4,469.85 mi (7,193.52 km) |
| Towson to San Biagio di Callalta | 4,310.37 mi (6,936.87 km) |
| Towson to San Bonifacio | 4,273.55 mi (6,877.61 km) |
| Towson to San Casciano in Val di Pesa | 4,328.17 mi (6,965.52 km) |
| Towson to San Cataldo | 4,676.31 mi (7,525.80 km) |
| Towson to San Cesareo | 4,463.16 mi (7,182.76 km) |
