| Porsgrunn to Saalfelden am Steinernen Meer | 817.73 mi (1,316.00 km) |
| Porsgrunn to Salzburg | 793.53 mi (1,277.06 km) |
| Porsgrunn to Sankt Andra | 878.69 mi (1,414.11 km) |
| Porsgrunn to Sankt Johann im Pongau | 825.35 mi (1,328.28 km) |
| Porsgrunn to Sankt Johann in Tirol | 808.64 mi (1,301.38 km) |
| Porsgrunn to Sankt Polten | 791.27 mi (1,273.43 km) |
| Porsgrunn to Sankt Valentin | 780.82 mi (1,256.61 km) |
| Porsgrunn to Sankt Veit an der Glan | 874.39 mi (1,407.20 km) |
| Porsgrunn to Schwaz | 816.99 mi (1,314.81 km) |
| Porsgrunn to Schwechat | 806.40 mi (1,297.78 km) |
| Porsgrunn to Sierning | 787.39 mi (1,267.18 km) |
| Porsgrunn to Spittal an der Drau | 865.61 mi (1,393.06 km) |
| Porsgrunn to Stainz | 874.68 mi (1,407.66 km) |
| Porsgrunn to Steyr | 789.20 mi (1,270.09 km) |
| Porsgrunn to Stockerau | 786.60 mi (1,265.91 km) |
