| Porsgrunn to Saint-Hilaire-de-Riez | 981.27 mi (1,579.19 km) |
| Porsgrunn to Saint-Jacques-de-la-Lande | 891.12 mi (1,434.11 km) |
| Porsgrunn to Saint-Jean | 1,122.61 mi (1,806.66 km) |
| Porsgrunn to Saint-Jean-d'Illac | 1,081.72 mi (1,740.86 km) |
| Porsgrunn to Saint-Jean-de-Braye | 835.47 mi (1,344.56 km) |
| Porsgrunn to Saint-Jean-de-la-Ruelle | 836.97 mi (1,346.97 km) |
| Porsgrunn to Saint-Jean-de-Luz | 1,188.76 mi (1,913.12 km) |
| Porsgrunn to Saint-Jean-de-Monts | 979.09 mi (1,575.69 km) |
| Porsgrunn to Saint-Jean-de-Vedas | 1,102.26 mi (1,773.91 km) |
| Porsgrunn to Saint-Jean-le-Blanc | 837.67 mi (1,348.10 km) |
| Porsgrunn to Saint-Julien-en-Genevois | 908.71 mi (1,462.42 km) |
| Porsgrunn to Saint-Junien | 984.25 mi (1,584.00 km) |
| Porsgrunn to Saint-Laurent-de-la-Salanque | 1,164.98 mi (1,874.86 km) |
| Porsgrunn to Saint-Laurent-du-Var | 1,072.66 mi (1,726.28 km) |
| Porsgrunn to Saint-Leu-la-Foret | 759.45 mi (1,222.22 km) |
