| Simi Valley to Sangeorgiu de Mures | 6,402.30 mi (10,303.51 km) |
| Simi Valley to Sangeorz-Bai | 6,358.01 mi (10,232.23 km) |
| Simi Valley to Sannicolau Mare | 6,335.93 mi (10,196.69 km) |
| Simi Valley to Santana | 6,341.84 mi (10,206.20 km) |
| Simi Valley to Satu Mare | 6,290.98 mi (10,124.35 km) |
| Simi Valley to Scobinti | 6,407.77 mi (10,312.32 km) |
| Simi Valley to Scornicesti | 6,523.14 mi (10,497.98 km) |
| Simi Valley to Sebes | 6,416.15 mi (10,325.79 km) |
| Simi Valley to Seini | 6,302.86 mi (10,143.48 km) |
| Simi Valley to Sfantu-Gheorghe | 6,474.51 mi (10,419.72 km) |
| Simi Valley to Sibiu | 6,440.20 mi (10,364.50 km) |
| Simi Valley to Sighetu Marmatiei | 6,306.30 mi (10,149.01 km) |
| Simi Valley to Sighisoara | 6,429.95 mi (10,348.01 km) |
| Simi Valley to Simeria | 6,408.98 mi (10,314.26 km) |
| Simi Valley to Sinaia | 6,500.11 mi (10,460.91 km) |
