| Porsgrunn to Viterbo | 1,158.20 mi (1,863.94 km) |
| Porsgrunn to Vittoria | 1,546.67 mi (2,489.12 km) |
| Porsgrunn to Vittorio Veneto | 913.68 mi (1,470.43 km) |
| Porsgrunn to Vittuone | 942.43 mi (1,516.70 km) |
| Porsgrunn to Voghera | 976.25 mi (1,571.13 km) |
| Porsgrunn to Volpago del Montello | 926.58 mi (1,491.18 km) |
| Porsgrunn to Volpiano | 964.83 mi (1,552.75 km) |
| Porsgrunn to Volterra | 1,086.95 mi (1,749.28 km) |
| Porsgrunn to Volvera | 983.11 mi (1,582.16 km) |
| Porsgrunn to Zafferana Etnea | 1,500.17 mi (2,414.29 km) |
| Porsgrunn to Zagarolo | 1,201.64 mi (1,933.85 km) |
| Porsgrunn to Zanica | 931.12 mi (1,498.49 km) |
| Porsgrunn to Zero Branco | 939.41 mi (1,511.84 km) |
| Porsgrunn to Zevio | 951.38 mi (1,531.10 km) |
| Porsgrunn to Zogno | 920.44 mi (1,481.31 km) |
