| Gujan-Mestras to Giugliano in Campania | 813.70 mi (1,309.52 km) |
| Gujan-Mestras to Giulianova | 760.30 mi (1,223.59 km) |
| Gujan-Mestras to Giussano | 505.93 mi (814.22 km) |
| Gujan-Mestras to Goito | 574.87 mi (925.17 km) |
| Gujan-Mestras to Gonzaga | 582.55 mi (937.53 km) |
| Gujan-Mestras to Gorgonzola | 513.98 mi (827.17 km) |
| Gujan-Mestras to Gorizia | 718.36 mi (1,156.09 km) |
| Gujan-Mestras to Gragnano | 835.58 mi (1,344.74 km) |
| Gujan-Mestras to Grammichele | 964.42 mi (1,552.08 km) |
| Gujan-Mestras to Granarolo del l'Emilia | 615.27 mi (990.18 km) |
| Gujan-Mestras to Gravina in Puglia | 923.71 mi (1,486.57 km) |
| Gujan-Mestras to Grezzana | 592.12 mi (952.93 km) |
| Gujan-Mestras to Gricignano d'Aversa | 811.25 mi (1,305.58 km) |
| Gujan-Mestras to Grosseto | 620.68 mi (998.89 km) |
| Gujan-Mestras to Grottaferrata | 718.26 mi (1,155.93 km) |
