| Douglas to Grottaglie | 1,452.41 mi (2,337.43 km) |
| Douglas to Grottammare | 1,202.53 mi (1,935.29 km) |
| Douglas to Grugliasco | 868.53 mi (1,397.77 km) |
| Douglas to Grumo Appula | 1,401.54 mi (2,255.57 km) |
| Douglas to Grumo Nevano | 1,310.81 mi (2,109.54 km) |
| Douglas to Gualdo Tadino | 1,149.35 mi (1,849.70 km) |
| Douglas to Guardiagrele | 1,250.89 mi (2,013.11 km) |
| Douglas to Guastalla | 995.34 mi (1,601.84 km) |
| Douglas to Gubbio | 1,135.80 mi (1,827.90 km) |
| Douglas to Guspini | 1,179.90 mi (1,898.86 km) |
| Douglas to Gussago | 947.75 mi (1,525.25 km) |
| Douglas to Iesi | 1,154.98 mi (1,858.75 km) |
| Douglas to Iesolo | 1,051.44 mi (1,692.13 km) |
| Douglas to Iglesias | 1,188.45 mi (1,912.62 km) |
| Douglas to Imola | 1,059.91 mi (1,705.76 km) |
