| Round Rock to San Vendemiano | 5,583.75 mi (8,986.18 km) |
| Round Rock to San Vito al Tagliamento | 5,604.18 mi (9,019.05 km) |
| Round Rock to San Vito dei Normanni | 6,016.57 mi (9,682.73 km) |
| Round Rock to Sannicandro di Bari | 5,964.79 mi (9,599.40 km) |
| Round Rock to Sannicandro Garganico | 5,879.01 mi (9,461.35 km) |
| Round Rock to Sansepolcro | 5,667.70 mi (9,121.28 km) |
| Round Rock to Sant'Agata de' Goti | 5,865.84 mi (9,440.15 km) |
| Round Rock to Sant'Agata di Militello | 5,997.01 mi (9,651.26 km) |
| Round Rock to Sant'Agnello | 5,880.76 mi (9,464.17 km) |
| Round Rock to Sant'Ambrogio di Valpolicella | 5,538.45 mi (8,913.28 km) |
| Round Rock to Sant'Anastasia | 5,870.97 mi (9,448.42 km) |
| Round Rock to Sant'Angelo Lodigiano | 5,491.53 mi (8,837.77 km) |
| Round Rock to Sant'Antimo | 5,860.94 mi (9,432.27 km) |
| Round Rock to Sant'Antioco | 5,684.57 mi (9,148.42 km) |
| Round Rock to Sant'Antonio Abate | 5,882.77 mi (9,467.41 km) |
