| Katowice to Grottaferrata | 659.58 mi (1,061.49 km) |
| Katowice to Grottaglie | 676.84 mi (1,089.27 km) |
| Katowice to Grottammare | 558.71 mi (899.16 km) |
| Katowice to Grugliasco | 641.02 mi (1,031.62 km) |
| Katowice to Grumo Appula | 648.75 mi (1,044.06 km) |
| Katowice to Grumo Nevano | 684.17 mi (1,101.07 km) |
| Katowice to Gualdo Tadino | 568.08 mi (914.24 km) |
| Katowice to Guardiagrele | 602.40 mi (969.47 km) |
| Katowice to Guastalla | 536.08 mi (862.73 km) |
| Katowice to Gubbio | 566.46 mi (911.63 km) |
| Katowice to Guspini | 897.14 mi (1,443.81 km) |
| Katowice to Gussago | 521.36 mi (839.05 km) |
| Katowice to Iesi | 539.50 mi (868.24 km) |
| Katowice to Iesolo | 440.23 mi (708.49 km) |
| Katowice to Iglesias | 912.73 mi (1,468.90 km) |
