| Opalenica to Grottaferrata | 747.61 mi (1,203.16 km) |
| Opalenica to Grottaglie | 814.97 mi (1,311.56 km) |
| Opalenica to Grottammare | 654.54 mi (1,053.38 km) |
| Opalenica to Grugliasco | 641.42 mi (1,032.27 km) |
| Opalenica to Grumo Appula | 780.26 mi (1,255.70 km) |
| Opalenica to Grumo Nevano | 792.38 mi (1,275.22 km) |
| Opalenica to Gualdo Tadino | 649.04 mi (1,044.53 km) |
| Opalenica to Guardiagrele | 705.85 mi (1,135.96 km) |
| Opalenica to Guastalla | 573.77 mi (923.39 km) |
| Opalenica to Gubbio | 643.89 mi (1,036.25 km) |
| Opalenica to Guspini | 957.25 mi (1,540.55 km) |
| Opalenica to Gussago | 543.19 mi (874.18 km) |
| Opalenica to Iesi | 624.32 mi (1,004.74 km) |
| Opalenica to Iesolo | 498.21 mi (801.78 km) |
| Opalenica to Iglesias | 973.14 mi (1,566.12 km) |
