| Marinha Grande to Giovinazzo | 1,344.44 mi (2,163.67 km) |
| Marinha Grande to Giugliano in Campania | 1,217.22 mi (1,958.93 km) |
| Marinha Grande to Giulianova | 1,202.80 mi (1,935.72 km) |
| Marinha Grande to Giussano | 1,005.83 mi (1,618.73 km) |
| Marinha Grande to Goito | 1,064.96 mi (1,713.89 km) |
| Marinha Grande to Gonzaga | 1,067.29 mi (1,717.64 km) |
| Marinha Grande to Gorgonzola | 1,010.89 mi (1,626.86 km) |
| Marinha Grande to Gorizia | 1,214.61 mi (1,954.72 km) |
| Marinha Grande to Gragnano | 1,235.10 mi (1,987.70 km) |
| Marinha Grande to Grammichele | 1,282.99 mi (2,064.78 km) |
| Marinha Grande to Granarolo del l'Emilia | 1,092.16 mi (1,757.65 km) |
| Marinha Grande to Gravina in Puglia | 1,333.53 mi (2,146.11 km) |
| Marinha Grande to Grezzana | 1,085.95 mi (1,747.67 km) |
| Marinha Grande to Gricignano d'Aversa | 1,216.28 mi (1,957.42 km) |
| Marinha Grande to Grosseto | 1,058.54 mi (1,703.56 km) |
