| Estoril to Grottaferrata | 1,179.84 mi (1,898.77 km) |
| Estoril to Grottaglie | 1,428.10 mi (2,298.31 km) |
| Estoril to Grottammare | 1,247.06 mi (2,006.96 km) |
| Estoril to Grugliasco | 975.01 mi (1,569.13 km) |
| Estoril to Grumo Appula | 1,388.13 mi (2,233.98 km) |
| Estoril to Grumo Nevano | 1,261.37 mi (2,029.98 km) |
| Estoril to Gualdo Tadino | 1,194.81 mi (1,922.86 km) |
| Estoril to Guardiagrele | 1,260.60 mi (2,028.74 km) |
| Estoril to Guastalla | 1,115.16 mi (1,794.68 km) |
| Estoril to Gubbio | 1,185.13 mi (1,907.28 km) |
| Estoril to Guspini | 966.67 mi (1,555.70 km) |
| Estoril to Gussago | 1,105.03 mi (1,778.37 km) |
| Estoril to Iesi | 1,220.23 mi (1,963.76 km) |
| Estoril to Iesolo | 1,219.24 mi (1,962.18 km) |
| Estoril to Iglesias | 962.06 mi (1,548.28 km) |
