| Louth to Solofra | 1,108.13 mi (1,783.37 km) |
| Louth to Somma Lombardo | 658.00 mi (1,058.94 km) |
| Louth to Somma Vesuviana | 1,094.00 mi (1,760.63 km) |
| Louth to Sommacampagna | 734.22 mi (1,181.61 km) |
| Louth to Sona | 731.90 mi (1,177.88 km) |
| Louth to Sondrio | 663.27 mi (1,067.42 km) |
| Louth to Sora | 1,021.88 mi (1,644.56 km) |
| Louth to Sorbolo | 753.52 mi (1,212.67 km) |
| Louth to Soresina | 712.06 mi (1,145.95 km) |
| Louth to Sorisole | 681.02 mi (1,096.00 km) |
| Louth to Sorrento | 1,106.43 mi (1,780.62 km) |
| Louth to Sorso | 956.09 mi (1,538.68 km) |
| Louth to Sortino | 1,331.04 mi (2,142.11 km) |
| Louth to Soverato Marina | 1,281.89 mi (2,063.00 km) |
| Louth to Sovicille | 865.01 mi (1,392.09 km) |
