Area Code 816 History:
Area code 816 was put into service. Area code 816 has been split 2 times. In 1950 area code 816 was split to form a portion of area code 417. In 1997 area code 816 was split to form area code 660.
Counties in Missouri within area code 816 include:
Andrew County, Bates County, Buchanan County, Caldwell County, Cass County, Clay County, Clinton County, Dekalb County, Henry County, Jackson County, Johnson County, Lafayette County, Platte County, and Ray County.
Major cities or places in Missouri within area code 816 include:
Area code 816 serves west-central Missouri which includes the Kansas City metropolitian area and the larger cities and communities of Blue Springs, Gladstone, Grandview, Independence, Kansas City, Lee's Summit, Liberty, Kearny, Platte City, Raytown and St. Joseph, in addition to many smaller communities within the area code 816 service area.