| Barcelos to Grottaferrata | 1,096.38 mi (1,764.45 km) |
| Barcelos to Grottaglie | 1,354.43 mi (2,179.74 km) |
| Barcelos to Grottammare | 1,150.83 mi (1,852.08 km) |
| Barcelos to Grugliasco | 848.90 mi (1,366.17 km) |
| Barcelos to Grumo Appula | 1,310.53 mi (2,109.10 km) |
| Barcelos to Grumo Nevano | 1,186.39 mi (1,909.31 km) |
| Barcelos to Gualdo Tadino | 1,095.70 mi (1,763.36 km) |
| Barcelos to Guardiagrele | 1,172.45 mi (1,886.88 km) |
| Barcelos to Guastalla | 996.39 mi (1,603.53 km) |
| Barcelos to Gubbio | 1,084.69 mi (1,745.64 km) |
| Barcelos to Guspini | 914.69 mi (1,472.05 km) |
| Barcelos to Gussago | 978.46 mi (1,574.68 km) |
| Barcelos to Iesi | 1,118.33 mi (1,799.77 km) |
| Barcelos to Iesolo | 1,097.10 mi (1,765.62 km) |
| Barcelos to Iglesias | 913.30 mi (1,469.82 km) |
