| Helena to Grayslake (Illinois) | 1,213.54 mi (1,953.01 km) |
| Helena to Great Bend (Kansas) | 879.77 mi (1,415.85 km) |
| Helena to Great Falls (Montana) | 71.18 mi (114.55 km) |
| Helena to Great Falls (Virginia) | 1,819.82 mi (2,928.71 km) |
| Helena to Great Neck (New York) | 1,933.99 mi (3,112.46 km) |
| Helena to Greeley (Colorado) | 560.21 mi (901.57 km) |
| Helena to Green (Ohio) | 1,562.37 mi (2,514.39 km) |
| Helena to Green Bay (Wisconsin) | 1,166.87 mi (1,877.90 km) |
| Helena to Green River (Wyoming) | 373.31 mi (600.79 km) |
| Helena to Green Valley (Arizona) | 1,021.06 mi (1,643.23 km) |
| Helena to Green Valley (Maryland) | 1,812.07 mi (2,916.25 km) |
| Helena to Greenacres (Florida) | 2,217.31 mi (3,568.42 km) |
| Helena to Greenbelt (Maryland) | 1,839.88 mi (2,961.00 km) |
| Helena to Greendale (Wisconsin) | 1,200.05 mi (1,931.29 km) |
| Helena to Greeneville (Tennessee) | 1,663.66 mi (2,677.41 km) |
