| Greenock to Gorlice | 1,158.39 mi (1,864.25 km) |
| Greenock to Gorzow Wielkopolski | 832.93 mi (1,340.46 km) |
| Greenock to Gostyn | 925.29 mi (1,489.11 km) |
| Greenock to Gostynin | 1,004.02 mi (1,615.81 km) |
| Greenock to Grajewo | 1,088.22 mi (1,751.32 km) |
| Greenock to Grodek Nad Dunajcem | 1,138.71 mi (1,832.58 km) |
| Greenock to Grodzisk Mazowiecki | 1,057.51 mi (1,701.90 km) |
| Greenock to Grodzisk Wielkopolski | 889.96 mi (1,432.25 km) |
| Greenock to Grojec | 1,073.86 mi (1,728.20 km) |
| Greenock to Grudziadz | 949.09 mi (1,527.41 km) |
| Greenock to Gryfice | 801.93 mi (1,290.59 km) |
| Greenock to Gryfino | 789.92 mi (1,271.26 km) |
| Greenock to Gubin | 835.60 mi (1,344.76 km) |
| Greenock to Hajnowka | 1,154.64 mi (1,858.22 km) |
| Greenock to Hrubieszow | 1,222.68 mi (1,967.72 km) |
