noun, Metallurgy. 1. the act or process of forming a metallic object by electroplating a removable mandrel or matrix. Origin of electroforming.
Hamilton, Montana Area Code. Hamilton, MT Area Codes are. Hamilton, MT is currently using only one area code which is area code 406. In addition to Hamilton, MT area code information read more about area code 406 details and Montana area codes. Hamilton, MT is located in Ravalli County and observes the Mountain Time Zone.
Area code 406. The map to the right is clickable; click on an area code to go to the page for that code. Coordinates: 47Â°00â²01â³N 109Â°45â²04â³W / 47.00028Â°N 109.75111Â°W / 47.00028; -109.75111 (State of Montana) Area code 406 is the telephone area code covering the entire state of Montana. It has been Montana's area code since area codes were created in 1947.