| Porsgrunn to Gernsbach | 717.42 mi (1,154.58 km) |
| Porsgrunn to Gernsheim | 648.95 mi (1,044.38 km) |
| Porsgrunn to Gerstetten | 725.11 mi (1,166.95 km) |
| Porsgrunn to Gersthofen | 740.70 mi (1,192.04 km) |
| Porsgrunn to Gerstungen | 563.49 mi (906.85 km) |
| Porsgrunn to Gescher | 505.69 mi (813.82 km) |
| Porsgrunn to Geseke | 517.92 mi (833.52 km) |
| Porsgrunn to Gevelsberg | 546.84 mi (880.06 km) |
| Porsgrunn to Giengen an der Brenz | 725.38 mi (1,167.39 km) |
| Porsgrunn to Giesen | 477.87 mi (769.06 km) |
| Porsgrunn to Giessen | 590.96 mi (951.07 km) |
| Porsgrunn to Gifhorn | 459.02 mi (738.73 km) |
| Porsgrunn to Gilching | 763.13 mi (1,228.14 km) |
| Porsgrunn to Ginsheim-Gustavsburg | 633.35 mi (1,019.28 km) |
| Porsgrunn to Gladbeck | 532.48 mi (856.95 km) |
