| Cities | Distance |
|---|---|
| Heiloo to Grottaferrata | 833.99 mi (1,342.18 km) |
| Heiloo to Grottaglie | 1,026.32 mi (1,651.70 km) |
| Heiloo to Grottammare | 786.81 mi (1,266.25 km) |
| Heiloo to Grugliasco | 536.32 mi (863.12 km) |
| Heiloo to Grumo Appula | 977.86 mi (1,573.72 km) |
| Heiloo to Grumo Nevano | 922.33 mi (1,484.35 km) |
| Heiloo to Gualdo Tadino | 746.18 mi (1,200.86 km) |
| Heiloo to Guardiagrele | 843.22 mi (1,357.04 km) |
| Heiloo to Guastalla | 595.56 mi (958.46 km) |
| Heiloo to Gubbio | 734.06 mi (1,181.36 km) |
| Heiloo to Guspini | 921.78 mi (1,483.47 km) |
| Heiloo to Gussago | 542.16 mi (872.52 km) |
| Heiloo to Iesi | 739.23 mi (1,189.68 km) |
| Heiloo to Iesolo | 605.22 mi (974.00 km) |
| Heiloo to Iglesias | 935.57 mi (1,505.66 km) |