| River Grove to Sesena | 4,197.93 mi (6,755.92 km) |
| River Grove to Sestao | 4,113.14 mi (6,619.46 km) |
| River Grove to Sevilla | 4,198.76 mi (6,757.25 km) |
| River Grove to Sevilla La Nueva | 4,174.23 mi (6,717.78 km) |
| River Grove to Silla | 4,372.50 mi (7,036.86 km) |
| River Grove to Silleda | 3,904.54 mi (6,283.75 km) |
| River Grove to Sitges | 4,397.61 mi (7,077.26 km) |
| River Grove to Socuellamos | 4,268.49 mi (6,869.47 km) |
| River Grove to Soller | 4,493.67 mi (7,231.87 km) |
| River Grove to Solsona | 4,356.18 mi (7,010.59 km) |
| River Grove to Son Servera | 4,528.20 mi (7,287.43 km) |
| River Grove to Sonseca | 4,201.40 mi (6,761.50 km) |
| River Grove to Sopelana | 4,111.79 mi (6,617.29 km) |
| River Grove to Soria | 4,191.90 mi (6,746.21 km) |
| River Grove to Suances | 4,063.63 mi (6,539.78 km) |
