| Porsgrunn to Petite-Synthe | 629.50 mi (1,013.08 km) |
| Porsgrunn to Pfastatt | 790.09 mi (1,271.53 km) |
| Porsgrunn to Pia | 1,167.67 mi (1,879.19 km) |
| Porsgrunn to Pibrac | 1,128.75 mi (1,816.54 km) |
| Porsgrunn to Pierre-Benite | 948.65 mi (1,526.71 km) |
| Porsgrunn to Pierrefitte-sur-Seine | 760.97 mi (1,224.66 km) |
| Porsgrunn to Pierrelatte | 1,039.93 mi (1,673.60 km) |
| Porsgrunn to Pierrelaye | 760.62 mi (1,224.10 km) |
| Porsgrunn to Pithiviers | 814.32 mi (1,310.52 km) |
| Porsgrunn to Plabennec | 928.98 mi (1,495.06 km) |
| Porsgrunn to Plaisance-du-Touch | 1,132.01 mi (1,821.79 km) |
| Porsgrunn to Plaisir | 777.08 mi (1,250.59 km) |
| Porsgrunn to Plan-de-Cuques | 1,104.34 mi (1,777.27 km) |
| Porsgrunn to Plerin | 887.71 mi (1,428.63 km) |
| Porsgrunn to Ploemeur | 950.73 mi (1,530.05 km) |
