| Frondenberg to Sangeorz-Bai | 809.05 mi (1,302.04 km) |
| Frondenberg to Sannicolau Mare | 692.71 mi (1,114.81 km) |
| Frondenberg to Santana | 715.45 mi (1,151.40 km) |
| Frondenberg to Satu Mare | 721.44 mi (1,161.05 km) |
| Frondenberg to Scobinti | 903.41 mi (1,453.90 km) |
| Frondenberg to Scornicesti | 907.33 mi (1,460.21 km) |
| Frondenberg to Sebes | 812.58 mi (1,307.73 km) |
| Frondenberg to Seini | 739.20 mi (1,189.63 km) |
| Frondenberg to Sfantu-Gheorghe | 905.88 mi (1,457.88 km) |
| Frondenberg to Sibiu | 842.29 mi (1,355.53 km) |
| Frondenberg to Sighetu Marmatiei | 759.25 mi (1,221.90 km) |
| Frondenberg to Sighisoara | 852.39 mi (1,371.79 km) |
| Frondenberg to Simeria | 794.59 mi (1,278.77 km) |
| Frondenberg to Sinaia | 915.56 mi (1,473.45 km) |
| Frondenberg to Slatina | 906.09 mi (1,458.20 km) |
