| Porsgrunn to Zuzemberk | 942.89 mi (1,517.43 km) |
| Porsgrunn to Abaran | 1,526.56 mi (2,456.76 km) |
| Porsgrunn to Abrera | 1,261.80 mi (2,030.66 km) |
| Porsgrunn to Acala del Rio | 1,647.57 mi (2,651.50 km) |
| Porsgrunn to Adeje | 2,481.62 mi (3,993.78 km) |
| Porsgrunn to Adra | 1,647.40 mi (2,651.23 km) |
| Porsgrunn to Aguilar | 1,623.66 mi (2,613.03 km) |
| Porsgrunn to Aguilas | 1,582.44 mi (2,546.69 km) |
| Porsgrunn to Alacuas | 1,429.70 mi (2,300.88 km) |
| Porsgrunn to Alayor | 1,347.52 mi (2,168.62 km) |
| Porsgrunn to Albacete | 1,480.57 mi (2,382.75 km) |
| Porsgrunn to Albal | 1,433.14 mi (2,306.42 km) |
| Porsgrunn to Albatera | 1,520.76 mi (2,447.43 km) |
| Porsgrunn to Alberique | 1,453.32 mi (2,338.89 km) |
| Porsgrunn to Albolote | 1,625.66 mi (2,616.24 km) |
