| Carlow to Somma Lombardo | 857.76 mi (1,380.43 km) |
| Carlow to Somma Vesuviana | 1,295.96 mi (2,085.64 km) |
| Carlow to Sommacampagna | 950.14 mi (1,529.10 km) |
| Carlow to Sona | 948.06 mi (1,525.75 km) |
| Carlow to Sondrio | 880.11 mi (1,416.40 km) |
| Carlow to Sora | 1,224.37 mi (1,970.43 km) |
| Carlow to Sorbolo | 959.87 mi (1,544.76 km) |
| Carlow to Soresina | 918.13 mi (1,477.59 km) |
| Carlow to Sorisole | 890.66 mi (1,433.39 km) |
| Carlow to Sorrento | 1,306.08 mi (2,101.93 km) |
| Carlow to Sorso | 1,103.84 mi (1,776.45 km) |
| Carlow to Sortino | 1,512.31 mi (2,433.83 km) |
| Carlow to Soverato Marina | 1,483.38 mi (2,387.27 km) |
| Carlow to Sovicille | 1,062.04 mi (1,709.18 km) |
| Carlow to Spello | 1,128.18 mi (1,815.63 km) |
