| Porsgrunn to Grovetown (Georgia) | 4,331.81 mi (6,971.38 km) |
| Porsgrunn to Guayama (Puerto Rico) | 4,656.28 mi (7,493.55 km) |
| Porsgrunn to Guaynabo (Puerto Rico) | 4,632.60 mi (7,455.45 km) |
| Porsgrunn to Gulf Shores (Alabama) | 4,694.54 mi (7,555.12 km) |
| Porsgrunn to Gulfport (Florida) | 4,673.74 mi (7,521.66 km) |
| Porsgrunn to Gulfport (Mississippi) | 4,730.47 mi (7,612.95 km) |
| Porsgrunn to Gunbarrel (Colorado) | 4,644.94 mi (7,475.31 km) |
| Porsgrunn to Gurnee (Illinois) | 4,016.89 mi (6,464.55 km) |
| Porsgrunn to Guthrie (Oklahoma) | 4,675.91 mi (7,525.16 km) |
| Porsgrunn to Guttenberg (New Jersey) | 3,654.92 mi (5,882.03 km) |
| Porsgrunn to Guymon (Oklahoma) | 4,743.51 mi (7,633.94 km) |
| Porsgrunn to Hacienda Heights (California) | 5,341.42 mi (8,596.18 km) |
| Porsgrunn to Hackensack (New Jersey) | 3,651.19 mi (5,876.03 km) |
| Porsgrunn to Hackettstown (New Jersey) | 3,679.08 mi (5,920.91 km) |
| Porsgrunn to Hagerstown (Maryland) | 3,840.39 mi (6,180.52 km) |
