| Southborough to Gorlice | 922.78 mi (1,485.08 km) |
| Southborough to Gorzow Wielkopolski | 646.15 mi (1,039.88 km) |
| Southborough to Gostyn | 720.14 mi (1,158.95 km) |
| Southborough to Gostynin | 822.77 mi (1,324.13 km) |
| Southborough to Grajewo | 946.77 mi (1,523.69 km) |
| Southborough to Grodek Nad Dunajcem | 902.26 mi (1,452.04 km) |
| Southborough to Grodzisk Mazowiecki | 873.01 mi (1,404.98 km) |
| Southborough to Grodzisk Wielkopolski | 692.09 mi (1,113.81 km) |
| Southborough to Grojec | 884.27 mi (1,423.09 km) |
| Southborough to Grudziadz | 794.81 mi (1,279.12 km) |
| Southborough to Gryfice | 654.39 mi (1,053.14 km) |
| Southborough to Gryfino | 618.19 mi (994.87 km) |
| Southborough to Gubin | 622.19 mi (1,001.32 km) |
| Southborough to Hajnowka | 994.60 mi (1,600.65 km) |
| Southborough to Hrubieszow | 1,023.07 mi (1,646.47 km) |
