Sales Tax Calculator by Zip Code Posted by Calculator Study April 11, 2025 Sales Tax Calculator by Zip Code | Instant Tax Rate Calculator Sales Tax Calculator by Zip Code A sales tax calculator by zip code helps determine exact tax amounts for purchases in specific locations. Tax Calculator Calculate Tax Clear Sales Tax Formula Total Cost = Original Price + (Original Price × (Sales Tax Rate / 100)) Calculate Markup Post navigation Previous Post CA Sales Tax CalculatorNext PostAuto Loan Calculator with Sales Tax