Shipping Dimensional Weight Calculator

Shipping Dimensional Weight Calculator: Enter your carrier’s divisor and required dimensions. Dimension rounding and billing policies vary; this is not a shipping quote.

Your Numbers

Package length (in)

Package width (in)

Package height (in)

Carrier divisor (in³/lb)

Actual weight (lb)

Results

Dimensional weight (lb)—

Estimated billable weight (lb)—

Input check—

Results update live as you type. Estimates only — not financial, tax, or investment advice.

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The Formula

Dimensional lb = L × W × H ÷ divisor; estimated billable lb = round up(max(actual, dimensional))

Understanding the Shipping Dimensional Weight Calculator

12 × 10 × 8 inches divided by 139 gives 6.91 lb dimensional weight, rounded to 7 lb when actual weight is 5 lb.

Enter your carrier’s divisor and required dimensions. Dimension rounding and billing policies vary; this is not a shipping quote.

Frequently Asked Questions

How is this calculated?

Dimensional lb = L × W × H ÷ divisor; estimated billable lb = round up(max(actual, dimensional))

What assumptions apply?

Enter your carrier’s divisor and required dimensions. Dimension rounding and billing policies vary; this is not a shipping quote.