| Porsgrunn to Torre-Pacheco | 1,551.67 mi (2,497.17 km) |
| Porsgrunn to Torredembarra | 1,292.71 mi (2,080.42 km) |
| Porsgrunn to Torredonjimeno | 1,595.23 mi (2,567.28 km) |
| Porsgrunn to Torrejon de Ardoz | 1,411.17 mi (2,271.05 km) |
| Porsgrunn to Torrejon de la Calzada | 1,433.54 mi (2,307.06 km) |
| Porsgrunn to Torrelavega | 1,235.53 mi (1,988.39 km) |
| Porsgrunn to Torrelodones | 1,411.49 mi (2,271.57 km) |
| Porsgrunn to Torremolinos | 1,679.82 mi (2,703.40 km) |
| Porsgrunn to Torrente | 1,431.23 mi (2,303.34 km) |
| Porsgrunn to Torrevieja | 1,531.71 mi (2,465.04 km) |
| Porsgrunn to Torrijos | 1,456.31 mi (2,343.70 km) |
| Porsgrunn to Torroella de Montgri | 1,212.96 mi (1,952.07 km) |
| Porsgrunn to Torrox | 1,662.17 mi (2,675.01 km) |
| Porsgrunn to Tortosa | 1,326.03 mi (2,134.04 km) |
| Porsgrunn to Totana | 1,556.79 mi (2,505.42 km) |
