| Civitavecchia to Grottaglie | 311.66 mi (501.56 km) |
| Civitavecchia to Grottammare | 121.80 mi (196.02 km) |
| Civitavecchia to Grugliasco | 294.39 mi (473.77 km) |
| Civitavecchia to Grumo Appula | 264.12 mi (425.05 km) |
| Civitavecchia to Grumo Nevano | 150.93 mi (242.90 km) |
| Civitavecchia to Gualdo Tadino | 92.88 mi (149.48 km) |
| Civitavecchia to Guardiagrele | 123.98 mi (199.53 km) |
| Civitavecchia to Guastalla | 202.73 mi (326.26 km) |
| Civitavecchia to Gubbio | 94.73 mi (152.45 km) |
| Civitavecchia to Guspini | 242.59 mi (390.42 km) |
| Civitavecchia to Gussago | 255.40 mi (411.03 km) |
| Civitavecchia to Iesi | 122.45 mi (197.07 km) |
| Civitavecchia to Iesolo | 240.91 mi (387.71 km) |
| Civitavecchia to Iglesias | 257.36 mi (414.18 km) |
| Civitavecchia to Imola | 155.73 mi (250.63 km) |
