Main facts about zip code 59620.
Continent: | North America |
Country: | USA |
State: | Montana |
County: | Lewis and Clark County |
Primary City: | Helena |
59620 | |
Helena |
Zip Type: | PO BOX |
Decommissioned: | No |
Time Zone: | America/Denver |
Area Codes: | 406 |
View zip code 59620 location information on the map.