This handy tool will tell you high/low postage values for a given quantity, type of mailpiece, and class of mail. 

This tool does reflect the USPS rate increase that went into effect on July 12th, 2026.

Note that your actual postage cannot be determined without a mailing list to process. The numbers below are for estimating and planning purposes only.

Postage Calculator

Mailing List Quantity (200 piece minimum): Weight of Mailpiece (Select 1oz if you aren't sure): Select weight 1 oz and under 1.1 - 2 oz 2.1 - 3 oz 3.1 - 4 oz

Format

Letters Flats

Mail Class

First-Class Standard Non-Profit

Enter all selections to calculate postage.