| Porsgrunn to Savignano sul Rubicone | 1,044.45 mi (1,680.89 km) |
| Porsgrunn to Savona | 1,024.41 mi (1,648.64 km) |
| Porsgrunn to Scafati | 1,285.83 mi (2,069.34 km) |
| Porsgrunn to Scalea | 1,359.83 mi (2,188.43 km) |
| Porsgrunn to Scandiano | 1,004.29 mi (1,616.25 km) |
| Porsgrunn to Scandicci | 1,063.20 mi (1,711.06 km) |
| Porsgrunn to Schio | 928.68 mi (1,494.57 km) |
| Porsgrunn to Sciacca | 1,500.45 mi (2,414.74 km) |
| Porsgrunn to Scicli | 1,558.63 mi (2,508.37 km) |
| Porsgrunn to Scordia | 1,524.71 mi (2,453.78 km) |
| Porsgrunn to Scorze | 941.09 mi (1,514.53 km) |
| Porsgrunn to Sedico | 903.57 mi (1,454.15 km) |
| Porsgrunn to Sedriano | 942.41 mi (1,516.66 km) |
| Porsgrunn to Segni | 1,212.86 mi (1,951.91 km) |
| Porsgrunn to Segrate | 941.60 mi (1,515.35 km) |
