| Porsgrunn to Felida (Washington) | 4,706.98 mi (7,575.16 km) |
| Porsgrunn to Fenton (Michigan) | 3,862.52 mi (6,216.12 km) |
| Porsgrunn to Fergus Falls (Minnesota) | 4,035.91 mi (6,495.16 km) |
| Porsgrunn to Ferguson (Missouri) | 4,292.13 mi (6,907.52 km) |
| Porsgrunn to Fernandina Beach (Florida) | 4,464.68 mi (7,185.20 km) |
| Porsgrunn to Ferndale (Maryland) | 3,828.78 mi (6,161.82 km) |
| Porsgrunn to Ferndale (Michigan) | 3,862.64 mi (6,216.31 km) |
| Porsgrunn to Ferndale (Washington) | 4,507.14 mi (7,253.55 km) |
| Porsgrunn to Fernley (Nevada) | 5,020.05 mi (8,078.99 km) |
| Porsgrunn to Ferry Pass (Florida) | 4,663.67 mi (7,505.45 km) |
| Porsgrunn to Festus (Missouri) | 4,325.73 mi (6,961.58 km) |
| Porsgrunn to Fife (Washington) | 4,604.31 mi (7,409.92 km) |
| Porsgrunn to Fillmore (California) | 5,338.48 mi (8,591.45 km) |
| Porsgrunn to Findlay (Ohio) | 3,955.68 mi (6,366.05 km) |
| Porsgrunn to Finneytown (Ohio) | 4,084.53 mi (6,573.41 km) |
