Zip Area Code

DeKalb County, Missouri

DeKalb County, Missouri, has 6 towns and 6 ZIP codes, in area code 816, with 975 as an overlay.

Towns in DeKalb County, A to Z

TownZIP codesArea codes
Amity64422816, 975
Cameron64429816, 975
Clarksdale64430816, 975
Maysville64469816, 975
Osborn64474816, 975
Weatherby64497816, 975

ZIP codes in DeKalb County

Area codes in DeKalb County

  • Area code 816

    In service since 1947. Shares its area with 975. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 975

    In service since October 13, 2023. Shares its area with 816. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.