| Barstow to Sangeorgiu de Mures | 6,324.01 mi (10,177.51 km) |
| Barstow to Sangeorz-Bai | 6,280.38 mi (10,107.30 km) |
| Barstow to Sannicolau Mare | 6,254.61 mi (10,065.82 km) |
| Barstow to Santana | 6,261.31 mi (10,076.60 km) |
| Barstow to Satu Mare | 6,212.33 mi (9,997.78 km) |
| Barstow to Scobinti | 6,331.83 mi (10,190.10 km) |
| Barstow to Scornicesti | 6,443.69 mi (10,370.12 km) |
| Barstow to Sebes | 6,336.83 mi (10,198.15 km) |
| Barstow to Seini | 6,224.47 mi (10,017.31 km) |
| Barstow to Sfantu-Gheorghe | 6,396.78 mi (10,294.62 km) |
| Barstow to Sibiu | 6,361.21 mi (10,237.37 km) |
| Barstow to Sighetu Marmatiei | 6,228.45 mi (10,023.73 km) |
| Barstow to Sighisoara | 6,351.69 mi (10,222.06 km) |
| Barstow to Simeria | 6,329.20 mi (10,185.87 km) |
| Barstow to Sinaia | 6,421.88 mi (10,335.02 km) |
