| Porsgrunn to Saint-Brice-sous-Foret | 758.90 mi (1,221.33 km) |
| Porsgrunn to Saint-Brieuc | 888.83 mi (1,430.44 km) |
| Porsgrunn to Saint-Chamas | 1,093.57 mi (1,759.93 km) |
| Porsgrunn to Saint-Chamond | 966.81 mi (1,555.93 km) |
| Porsgrunn to Saint-Claude | 893.67 mi (1,438.22 km) |
| Porsgrunn to Saint-Cloud | 771.33 mi (1,241.33 km) |
| Porsgrunn to Saint-Cyprien | 1,175.33 mi (1,891.51 km) |
| Porsgrunn to Saint-Cyr-l'Ecole | 776.39 mi (1,249.48 km) |
| Porsgrunn to Saint-Cyr-sur-Loire | 889.38 mi (1,431.31 km) |
| Porsgrunn to Saint-Cyr-sur-Mer | 1,113.88 mi (1,792.61 km) |
| Porsgrunn to Saint-Denis | 763.03 mi (1,227.98 km) |
| Porsgrunn to Saint-Die-des-Vosges | 756.68 mi (1,217.76 km) |
| Porsgrunn to Saint-Dizier | 748.95 mi (1,205.33 km) |
| Porsgrunn to Saint-Doulchard | 882.98 mi (1,421.01 km) |
| Porsgrunn to Saint-Egreve | 973.90 mi (1,567.34 km) |
