Zip Area Code

Union, Nebraska

Union, Nebraska, in Cass County, has ZIP code 68455 and area code 402, with 531 as an overlay.

ZIP code
68455
Area codes
402, 531
Time zone
Central Time
Coordinates
40.8245, -95.9037

ZIP codes in Union

ZIP codePost officeCountyArea codes
68455UnionCass County402, 531

Area codes for Union

  • Area code 402

    In service since 1947. Shares its area with 531. Local calls are dialed with ten digits.

  • Area code 531

    In service since March 26, 2011. Shares its area with 402. Local calls are dialed with ten digits.

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

Union is in the Central Time zone.

Towns near Union