| Longford to Senftenberg | 923.94 mi (1,486.94 km) |
| Longford to Siegburg | 664.42 mi (1,069.28 km) |
| Longford to Siegen | 694.82 mi (1,118.21 km) |
| Longford to Sigmaringen | 834.64 mi (1,343.22 km) |
| Longford to Simbach am Inn | 976.12 mi (1,570.92 km) |
| Longford to Simmerath | 634.13 mi (1,020.53 km) |
| Longford to Sindelfingen | 802.82 mi (1,292.01 km) |
| Longford to Sinsheim | 779.18 mi (1,253.96 km) |
| Longford to Sinzheim | 768.79 mi (1,237.26 km) |
| Longford to Sinzig | 673.57 mi (1,084.00 km) |
| Longford to Soest | 681.76 mi (1,097.18 km) |
| Longford to Solingen | 649.87 mi (1,045.87 km) |
| Longford to Soltau | 727.10 mi (1,170.15 km) |
| Longford to Sommerda | 813.53 mi (1,309.24 km) |
| Longford to Sondershausen | 798.60 mi (1,285.22 km) |
