| Porsgrunn to Florence (South Carolina) | 4,210.13 mi (6,775.55 km) |
| Porsgrunn to Florence-Graham (California) | 5,349.71 mi (8,609.52 km) |
| Porsgrunn to Florham Park (New Jersey) | 3,668.80 mi (5,904.36 km) |
| Porsgrunn to Florida (Puerto Rico) | 4,649.57 mi (7,482.75 km) |
| Porsgrunn to Florida City (Florida) | 4,729.77 mi (7,611.82 km) |
| Porsgrunn to Florida Ridge (Florida) | 4,604.02 mi (7,409.45 km) |
| Porsgrunn to Florin (California) | 5,136.80 mi (8,266.87 km) |
| Porsgrunn to Florissant (Missouri) | 4,290.25 mi (6,904.49 km) |
| Porsgrunn to Flower Hill (Maryland) | 3,848.10 mi (6,192.92 km) |
| Porsgrunn to Flower Mound (Texas) | 4,831.19 mi (7,775.05 km) |
| Porsgrunn to Flowing Wells (Arizona) | 5,271.82 mi (8,484.18 km) |
| Porsgrunn to Foley (Alabama) | 4,686.30 mi (7,541.86 km) |
| Porsgrunn to Folsom (California) | 5,119.48 mi (8,239.01 km) |
| Porsgrunn to Fond du Lac (Wisconsin) | 3,954.76 mi (6,364.57 km) |
| Porsgrunn to Fontana (California) | 5,322.88 mi (8,566.35 km) |
