| Ottaviano to Grottaferrata | 113.94 mi (183.37 km) |
| Ottaviano to Grottaglie | 156.38 mi (251.67 km) |
| Ottaviano to Grottammare | 151.15 mi (243.25 km) |
| Ottaviano to Grugliasco | 454.31 mi (731.14 km) |
| Ottaviano to Grumo Appula | 116.58 mi (187.61 km) |
| Ottaviano to Grumo Nevano | 12.42 mi (19.99 km) |
| Ottaviano to Gualdo Tadino | 186.20 mi (299.66 km) |
| Ottaviano to Guardiagrele | 94.25 mi (151.67 km) |
| Ottaviano to Guastalla | 340.75 mi (548.38 km) |
| Ottaviano to Gubbio | 198.56 mi (319.55 km) |
| Ottaviano to Guspini | 321.52 mi (517.43 km) |
| Ottaviano to Gussago | 393.79 mi (633.74 km) |
| Ottaviano to Iesi | 195.30 mi (314.30 km) |
| Ottaviano to Iesolo | 336.46 mi (541.48 km) |
| Ottaviano to Iglesias | 331.53 mi (533.54 km) |
