| San Felice Circeo to Grottaferrata | 44.06 mi (70.90 km) |
| San Felice Circeo to Grottaglie | 231.69 mi (372.87 km) |
| San Felice Circeo to Grottammare | 127.48 mi (205.16 km) |
| San Felice Circeo to Grugliasco | 383.87 mi (617.78 km) |
| San Felice Circeo to Grumo Appula | 188.19 mi (302.86 km) |
| San Felice Circeo to Grumo Nevano | 64.46 mi (103.74 km) |
| San Felice Circeo to Gualdo Tadino | 138.97 mi (223.65 km) |
| San Felice Circeo to Guardiagrele | 88.24 mi (142.00 km) |
| San Felice Circeo to Guastalla | 282.32 mi (454.35 km) |
| San Felice Circeo to Gubbio | 148.59 mi (239.13 km) |
| San Felice Circeo to Guspini | 262.60 mi (422.61 km) |
| San Felice Circeo to Gussago | 335.79 mi (540.41 km) |
| San Felice Circeo to Iesi | 158.28 mi (254.72 km) |
| San Felice Circeo to Iesolo | 297.81 mi (479.28 km) |
| San Felice Circeo to Iglesias | 274.56 mi (441.86 km) |
