| Clausthal-Zellerfeld to Grottaglie | 848.65 mi (1,365.77 km) |
| Clausthal-Zellerfeld to Grottammare | 630.86 mi (1,015.27 km) |
| Clausthal-Zellerfeld to Grugliasco | 482.25 mi (776.11 km) |
| Clausthal-Zellerfeld to Grumo Appula | 803.94 mi (1,293.82 km) |
| Clausthal-Zellerfeld to Grumo Nevano | 773.89 mi (1,245.46 km) |
| Clausthal-Zellerfeld to Gualdo Tadino | 603.07 mi (970.54 km) |
| Clausthal-Zellerfeld to Guardiagrele | 688.12 mi (1,107.42 km) |
| Clausthal-Zellerfeld to Guastalla | 476.18 mi (766.33 km) |
| Clausthal-Zellerfeld to Gubbio | 593.29 mi (954.81 km) |
| Clausthal-Zellerfeld to Guspini | 851.80 mi (1,370.85 km) |
| Clausthal-Zellerfeld to Gussago | 428.81 mi (690.10 km) |
| Clausthal-Zellerfeld to Iesi | 587.80 mi (945.97 km) |
| Clausthal-Zellerfeld to Iesolo | 445.91 mi (717.62 km) |
| Clausthal-Zellerfeld to Iglesias | 867.18 mi (1,395.59 km) |
| Clausthal-Zellerfeld to Imola | 518.77 mi (834.88 km) |
