| Porsgrunn to Sceaux | 774.21 mi (1,245.97 km) |
| Porsgrunn to Schiltigheim | 730.32 mi (1,175.33 km) |
| Porsgrunn to Scionzier | 911.69 mi (1,467.22 km) |
| Porsgrunn to Seclin | 648.15 mi (1,043.09 km) |
| Porsgrunn to Sedan | 677.68 mi (1,090.63 km) |
| Porsgrunn to Selestat | 755.64 mi (1,216.08 km) |
| Porsgrunn to Sene | 942.27 mi (1,516.43 km) |
| Porsgrunn to Senlis | 741.79 mi (1,193.80 km) |
| Porsgrunn to Sens | 798.00 mi (1,284.26 km) |
| Porsgrunn to Septemes-les-Vallons | 1,101.51 mi (1,772.71 km) |
| Porsgrunn to Serris | 761.64 mi (1,225.75 km) |
| Porsgrunn to Sete | 1,115.08 mi (1,794.54 km) |
| Porsgrunn to Sevran | 760.42 mi (1,223.77 km) |
| Porsgrunn to Sevres | 772.50 mi (1,243.22 km) |
| Porsgrunn to Seynod | 926.09 mi (1,490.40 km) |
