Zip Area Code

Mount Juliet, Tennessee

Mount Juliet, Tennessee, in Wilson County, has ZIP codes 37121 and 37122 and area code 615, with 629 as an overlay.

ZIP codes
37121, 37122
Area codes
615, 629
Time zone
Central Time
Coordinates
36.1949, -86.5105

ZIP codes in Mount Juliet

ZIP codePost officeCountyArea codes
37121*Mount JulietWilson County615, 629
37122Mount JulietWilson County615, 629

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Mount Juliet

  • Area code 615

    In service since 1954. Shares its area with 629. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 629

    In service since March 28, 2015. Shares its area with 615. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Mount Juliet is in the Central Time zone.

Towns near Mount Juliet