| Helena to Anderson (California) | 666.39 mi (1,072.45 km) |
| Helena to Anderson (Indiana) | 1,389.68 mi (2,236.48 km) |
| Helena to Anderson (South Carolina) | 1,738.65 mi (2,798.09 km) |
| Helena to Anderson Creek (North Carolina) | 1,877.17 mi (3,021.02 km) |
| Helena to Andover (Kansas) | 977.20 mi (1,572.65 km) |
| Helena to Andover (Minnesota) | 901.03 mi (1,450.06 km) |
| Helena to Andrews (Texas) | 1,106.24 mi (1,780.33 km) |
| Helena to Angleton (Texas) | 1,499.30 mi (2,412.89 km) |
| Helena to Ankeny (Iowa) | 970.05 mi (1,561.14 km) |
| Helena to Ann Arbor (Michigan) | 1,419.08 mi (2,283.79 km) |
| Helena to Anna (Texas) | 1,223.91 mi (1,969.69 km) |
| Helena to Annandale (Virginia) | 1,830.65 mi (2,946.14 km) |
| Helena to Annapolis (Maryland) | 1,858.87 mi (2,991.56 km) |
| Helena to Annapolis Neck (Maryland) | 1,860.07 mi (2,993.50 km) |
| Helena to Anniston (Alabama) | 1,635.37 mi (2,631.87 km) |
