| Castanet-Tolosan to Grottaglie | 842.00 mi (1,355.07 km) |
| Castanet-Tolosan to Grottammare | 622.87 mi (1,002.41 km) |
| Castanet-Tolosan to Grugliasco | 319.13 mi (513.59 km) |
| Castanet-Tolosan to Grumo Appula | 795.01 mi (1,279.45 km) |
| Castanet-Tolosan to Grumo Nevano | 676.45 mi (1,088.65 km) |
| Castanet-Tolosan to Gualdo Tadino | 566.67 mi (911.97 km) |
| Castanet-Tolosan to Guardiagrele | 649.90 mi (1,045.92 km) |
| Castanet-Tolosan to Guastalla | 463.96 mi (746.68 km) |
| Castanet-Tolosan to Gubbio | 555.07 mi (893.29 km) |
| Castanet-Tolosan to Guspini | 460.08 mi (740.43 km) |
| Castanet-Tolosan to Gussago | 449.36 mi (723.18 km) |
| Castanet-Tolosan to Iesi | 587.77 mi (945.92 km) |
| Castanet-Tolosan to Iesolo | 565.99 mi (910.87 km) |
| Castanet-Tolosan to Iglesias | 465.59 mi (749.30 km) |
| Castanet-Tolosan to Imola | 511.29 mi (822.83 km) |
