| Porsgrunn to Stavroupoli | 1,398.09 mi (2,250.01 km) |
| Porsgrunn to Sykies | 1,399.47 mi (2,252.23 km) |
| Porsgrunn to Tavros | 1,587.66 mi (2,555.10 km) |
| Porsgrunn to Thebes | 1,557.97 mi (2,507.31 km) |
| Porsgrunn to Thermi | 1,407.16 mi (2,264.61 km) |
| Porsgrunn to Thessaloniki | 1,399.83 mi (2,252.81 km) |
| Porsgrunn to Trikala | 1,451.54 mi (2,336.03 km) |
| Porsgrunn to Tripoli | 1,595.62 mi (2,567.91 km) |
| Porsgrunn to Tyrnavos | 1,447.88 mi (2,330.14 km) |
| Porsgrunn to Vari | 1,598.22 mi (2,572.09 km) |
| Porsgrunn to Vergina | 1,395.15 mi (2,245.28 km) |
| Porsgrunn to Veroia | 1,394.95 mi (2,244.95 km) |
| Porsgrunn to Vochaiko | 1,574.79 mi (2,534.39 km) |
| Porsgrunn to Volos | 1,482.88 mi (2,386.46 km) |
| Porsgrunn to Voula | 1,596.26 mi (2,568.94 km) |
