Zip Area Code

Newcastle, Utah

Newcastle, Utah, in Iron County, has ZIP code 84756 and area code 435.

ZIP code
84756
Area code
435
State
Utah
Time zone
Mountain Time
Coordinates
37.6924, -113.6272

ZIP codes in Newcastle

ZIP codePost officeCountyArea codes
84756NewcastleIron County435

Area code for Newcastle

  • Area code 435

    In service since September 21, 1997. Local calls are dialed with seven digits.

Time zone

Newcastle is in the Mountain Time zone.

Towns near Newcastle