| Mason City to Glen Parva | 4,019.00 mi (6,467.95 km) |
| Mason City to Glenfield | 4,015.18 mi (6,461.81 km) |
| Mason City to Glenrothes | 3,826.35 mi (6,157.92 km) |
| Mason City to Glossop | 3,960.82 mi (6,374.33 km) |
| Mason City to Gloucester | 4,005.14 mi (6,445.64 km) |
| Mason City to Godalming | 4,089.74 mi (6,581.80 km) |
| Mason City to Golborne | 3,936.65 mi (6,335.42 km) |
| Mason City to Goodmayes | 4,102.13 mi (6,601.74 km) |
| Mason City to Goole | 3,990.21 mi (6,421.62 km) |
| Mason City to Gorleston-on-Sea | 4,122.39 mi (6,634.34 km) |
| Mason City to Gornalwood | 3,986.45 mi (6,415.56 km) |
| Mason City to Gosforth | 3,918.89 mi (6,306.84 km) |
| Mason City to Gosport | 4,084.81 mi (6,573.86 km) |
| Mason City to Gourock | 3,777.76 mi (6,079.72 km) |
| Mason City to Grangemouth | 3,813.84 mi (6,137.78 km) |
