| Porsgrunn to Veliki Preslav | 1,319.75 mi (2,123.94 km) |
| Porsgrunn to Veliko Tarnovo | 1,298.05 mi (2,089.00 km) |
| Porsgrunn to Velingrad | 1,331.13 mi (2,142.24 km) |
| Porsgrunn to Vidin | 1,182.62 mi (1,903.24 km) |
| Porsgrunn to Vratsa | 1,246.92 mi (2,006.73 km) |
| Porsgrunn to Yambol | 1,354.63 mi (2,180.06 km) |
| Porsgrunn to Zlatograd | 1,393.54 mi (2,242.69 km) |
| Porsgrunn to Beli Manastir | 993.39 mi (1,598.71 km) |
| Porsgrunn to Bjelovar | 959.69 mi (1,544.47 km) |
| Porsgrunn to Cakovec | 922.27 mi (1,484.25 km) |
| Porsgrunn to Cepin | 1,009.27 mi (1,624.26 km) |
| Porsgrunn to Crikvenica | 984.92 mi (1,585.08 km) |
| Porsgrunn to Dakovo | 1,020.50 mi (1,642.34 km) |
| Porsgrunn to Daruvar | 985.19 mi (1,585.50 km) |
| Porsgrunn to Duga Resa | 974.65 mi (1,568.55 km) |
