| Porsgrunn to Vrilissia | 1,585.71 mi (2,551.95 km) |
| Porsgrunn to Vyronas | 1,589.00 mi (2,557.25 km) |
| Porsgrunn to Xanthi | 1,405.04 mi (2,261.20 km) |
| Porsgrunn to Ymittos | 1,589.42 mi (2,557.93 km) |
| Porsgrunn to Zefyri | 1,581.49 mi (2,545.17 km) |
| Porsgrunn to Zografos | 1,588.24 mi (2,556.02 km) |
| Porsgrunn to Basse-Terre | 4,615.40 mi (7,427.76 km) |
| Porsgrunn to Pointe-a-Pitre | 4,595.82 mi (7,396.25 km) |
| Porsgrunn to Abony | 925.55 mi (1,489.53 km) |
| Porsgrunn to Ajka | 890.17 mi (1,432.58 km) |
| Porsgrunn to Albertirsa | 914.94 mi (1,472.46 km) |
| Porsgrunn to Baja | 971.80 mi (1,563.97 km) |
| Porsgrunn to Balassagyarmat | 855.93 mi (1,377.49 km) |
| Porsgrunn to Balatonalmadi | 901.59 mi (1,450.98 km) |
| Porsgrunn to Balatonfured | 904.99 mi (1,456.44 km) |
