| Porsgrunn to Santander | 1,223.79 mi (1,969.49 km) |
| Porsgrunn to Santany | 1,395.69 mi (2,246.14 km) |
| Porsgrunn to Santiago de Compostela | 1,364.55 mi (2,196.04 km) |
| Porsgrunn to Santiago del Teide | 2,472.56 mi (3,979.20 km) |
| Porsgrunn to Santiponce | 1,654.29 mi (2,662.33 km) |
| Porsgrunn to Santomera | 1,531.07 mi (2,464.01 km) |
| Porsgrunn to Santona | 1,218.35 mi (1,960.74 km) |
| Porsgrunn to Santurce-Antiguo | 1,217.32 mi (1,959.08 km) |
| Porsgrunn to Sarria | 1,343.76 mi (2,162.58 km) |
| Porsgrunn to Sauzal | 2,451.85 mi (3,945.86 km) |
| Porsgrunn to Sedavi | 1,430.72 mi (2,302.53 km) |
| Porsgrunn to Segorbe | 1,403.81 mi (2,259.21 km) |
| Porsgrunn to Segovia | 1,390.87 mi (2,238.39 km) |
| Porsgrunn to Senmanat | 1,252.93 mi (2,016.40 km) |
| Porsgrunn to Sesena | 1,438.00 mi (2,314.23 km) |
