| Round Rock to Sacile | 5,587.12 mi (8,991.59 km) |
| Round Rock to Sala Consilina | 5,940.60 mi (9,560.47 km) |
| Round Rock to Salemi | 5,927.05 mi (9,538.66 km) |
| Round Rock to Salerno | 5,893.74 mi (9,485.06 km) |
| Round Rock to Salo | 5,523.24 mi (8,888.80 km) |
| Round Rock to Salsomaggiore Terme | 5,530.89 mi (8,901.10 km) |
| Round Rock to Saluzzo | 5,434.50 mi (8,745.99 km) |
| Round Rock to Salzano | 5,589.11 mi (8,994.80 km) |
| Round Rock to Samarate | 5,451.85 mi (8,773.91 km) |
| Round Rock to San Benedetto del Tronto | 5,764.00 mi (9,276.27 km) |
| Round Rock to San Biagio di Callalta | 5,593.54 mi (9,001.93 km) |
| Round Rock to San Bonifacio | 5,561.07 mi (8,949.68 km) |
| Round Rock to San Casciano in Val di Pesa | 5,625.13 mi (9,052.77 km) |
| Round Rock to San Cataldo | 5,992.84 mi (9,644.55 km) |
| Round Rock to San Cesareo | 5,765.23 mi (9,278.24 km) |
