A shortcut to calculate sales tax for an amount based on US zip codes. The result shows the combined tax rate (state tax plus city tax). Version 4 now includes special rates imposed by some cities and allows the user to select whether to use current location or manually enter zip code.

Collects tax rates from here




  • What's New

    • 3.1

      Updates to current location selection.


    • 3.0

      Now includes special tax rates imposed by some cities.


    • 2.0.0

      Allows user to select current location or enter zip code. Changes to number formatting. Changes to results alert box.