| Porsgrunn to San Vendemiano | 920.19 mi (1,480.90 km) |
| Porsgrunn to San Vito al Tagliamento | 922.45 mi (1,484.54 km) |
| Porsgrunn to San Vito dei Normanni | 1,321.95 mi (2,127.47 km) |
| Porsgrunn to Sannicandro di Bari | 1,288.85 mi (2,074.20 km) |
| Porsgrunn to Sannicandro Garganico | 1,220.41 mi (1,964.06 km) |
| Porsgrunn to Sansepolcro | 1,078.66 mi (1,735.93 km) |
| Porsgrunn to Sant'Agata de' Goti | 1,262.65 mi (2,032.04 km) |
| Porsgrunn to Sant'Agata di Militello | 1,470.60 mi (2,366.69 km) |
| Porsgrunn to Sant'Agnello | 1,293.46 mi (2,081.62 km) |
| Porsgrunn to Sant'Ambrogio di Valpolicella | 940.47 mi (1,513.54 km) |
| Porsgrunn to Sant'Anastasia | 1,277.21 mi (2,055.46 km) |
| Porsgrunn to Sant'Angelo Lodigiano | 958.87 mi (1,543.15 km) |
| Porsgrunn to Sant'Antimo | 1,270.91 mi (2,045.33 km) |
| Porsgrunn to Sant'Antioco | 1,386.37 mi (2,231.15 km) |
| Porsgrunn to Sant'Antonio Abate | 1,287.39 mi (2,071.86 km) |
