| Mack to Sesena | 4,147.08 mi (6,674.08 km) |
| Mack to Sestao | 4,077.67 mi (6,562.37 km) |
| Mack to Sevilla | 4,131.20 mi (6,648.53 km) |
| Mack to Sevilla La Nueva | 4,123.81 mi (6,636.63 km) |
| Mack to Silla | 4,324.89 mi (6,960.23 km) |
| Mack to Silleda | 3,857.15 mi (6,207.48 km) |
| Mack to Sitges | 4,362.12 mi (7,020.15 km) |
| Mack to Socuellamos | 4,215.90 mi (6,784.84 km) |
| Mack to Soller | 4,453.93 mi (7,167.91 km) |
| Mack to Solsona | 4,323.32 mi (6,957.71 km) |
| Mack to Son Servera | 4,489.20 mi (7,224.66 km) |
| Mack to Sonseca | 4,148.32 mi (6,676.08 km) |
| Mack to Sopelana | 4,076.68 mi (6,560.78 km) |
| Mack to Soria | 4,150.58 mi (6,679.71 km) |
| Mack to Suances | 4,026.86 mi (6,480.61 km) |
