| Porsgrunn to Roura | 4,968.06 mi (7,995.33 km) |
| Porsgrunn to Saint-Georges | 5,000.86 mi (8,048.11 km) |
| Porsgrunn to Saint-Laurent-du-Maroni | 4,977.85 mi (8,011.07 km) |
| Porsgrunn to Sinnamary | 4,949.39 mi (7,965.28 km) |
| Porsgrunn to Aachen | 593.71 mi (955.49 km) |
| Porsgrunn to Aalen | 710.61 mi (1,143.62 km) |
| Porsgrunn to Abensberg | 717.93 mi (1,155.40 km) |
| Porsgrunn to Achern | 727.29 mi (1,170.45 km) |
| Porsgrunn to Achim | 418.84 mi (674.06 km) |
| Porsgrunn to Adelsdorf | 651.49 mi (1,048.48 km) |
| Porsgrunn to Adendorf | 403.97 mi (650.12 km) |
| Porsgrunn to Aerzen | 488.52 mi (786.20 km) |
| Porsgrunn to Ahaus | 498.29 mi (801.92 km) |
| Porsgrunn to Ahlen | 512.92 mi (825.47 km) |
| Porsgrunn to Ahrensburg | 376.47 mi (605.88 km) |
