| Helena to Land O' Lakes (Florida) | 2,040.67 mi (3,284.14 km) |
| Helena to Landover (Maryland) | 1,842.25 mi (2,964.81 km) |
| Helena to Langley Park (Maryland) | 1,835.69 mi (2,954.26 km) |
| Helena to Lanham (Maryland) | 1,843.16 mi (2,966.29 km) |
| Helena to Lansdale (Pennsylvania) | 1,877.12 mi (3,020.93 km) |
| Helena to Lansdowne (Pennsylvania) | 1,886.51 mi (3,036.04 km) |
| Helena to Lansdowne (Virginia) | 1,808.79 mi (2,910.96 km) |
| Helena to Lansing (Illinois) | 1,257.74 mi (2,024.14 km) |
| Helena to Lansing (Kansas) | 1,001.24 mi (1,611.33 km) |
| Helena to Lansing (Michigan) | 1,368.72 mi (2,202.75 km) |
| Helena to Lantana (Florida) | 2,222.92 mi (3,577.44 km) |
| Helena to Lantana (Texas) | 1,218.53 mi (1,961.03 km) |
| Helena to Laplace (Louisiana) | 1,622.72 mi (2,611.51 km) |
| Helena to Laramie (Wyoming) | 484.57 mi (779.84 km) |
| Helena to Laredo (Texas) | 1,481.26 mi (2,383.85 km) |
