| Porsgrunn to Spodnje Hoce | 905.39 mi (1,457.09 km) |
| Porsgrunn to Spodnji Duplek | 906.13 mi (1,458.27 km) |
| Porsgrunn to Sredisce ob Dravi | 919.79 mi (1,480.26 km) |
| Porsgrunn to Stari Trg | 946.83 mi (1,523.77 km) |
| Porsgrunn to Starse | 908.97 mi (1,462.85 km) |
| Porsgrunn to Store | 920.47 mi (1,481.35 km) |
| Porsgrunn to Straza | 947.50 mi (1,524.86 km) |
| Porsgrunn to Sveta Ana | 897.57 mi (1,444.50 km) |
| Porsgrunn to Sveta Trojica v Slovenskih Goricah | 902.90 mi (1,453.08 km) |
| Porsgrunn to Sveti Jurij | 905.07 mi (1,456.57 km) |
| Porsgrunn to Tabor | 918.11 mi (1,477.56 km) |
| Porsgrunn to Tisina | 900.09 mi (1,448.55 km) |
| Porsgrunn to Tolmin | 908.75 mi (1,462.49 km) |
| Porsgrunn to Tomaz pri Ormozu | 911.46 mi (1,466.85 km) |
| Porsgrunn to Trbovlje | 922.67 mi (1,484.90 km) |
