| Porsgrunn to Bormujos | 1,659.19 mi (2,670.20 km) |
| Porsgrunn to Brenes | 1,643.53 mi (2,645.01 km) |
| Porsgrunn to Brunete | 1,424.04 mi (2,291.77 km) |
| Porsgrunn to Bueu | 1,404.46 mi (2,260.27 km) |
| Porsgrunn to Bullas | 1,540.67 mi (2,479.48 km) |
| Porsgrunn to Bunol | 1,436.85 mi (2,312.38 km) |
| Porsgrunn to Burela de Cabo | 1,290.29 mi (2,076.52 km) |
| Porsgrunn to Burgos | 1,293.38 mi (2,081.49 km) |
| Porsgrunn to Burjasot | 1,425.72 mi (2,294.48 km) |
| Porsgrunn to Burriana | 1,395.88 mi (2,246.45 km) |
| Porsgrunn to Cabanaquinta | 1,283.32 mi (2,065.31 km) |
| Porsgrunn to Cabanillas del Campo | 1,395.04 mi (2,245.10 km) |
| Porsgrunn to Cabra | 1,623.17 mi (2,612.25 km) |
| Porsgrunn to Caceres | 1,528.58 mi (2,460.02 km) |
| Porsgrunn to Cadiz | 1,717.56 mi (2,764.15 km) |
