USPS Postal Pricing Schedule 2026
USPS Shipping & Postage Rate Calculator
Calculate accurate retail postage rates for domestic packages across all 8 USPS Postal Zones with weight and flat rate comparisons.
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USPS Postage & Shipping Rate Calculator (2026)
Estimate domestic rates for USPS Ground Advantage, Priority Mail, and Priority Mail Express across all USPS Postal Zones.
lbs
oz
Automatically estimated if 5-digit ZIP codes are provided.
USPS Ground Advantageâ„¢ Best Value
2 - 5 Business Days • Includes $100 insurance & tracking
$7.95
Retail Rate Priority Mail® Most Popular
1 - 3 Business Days • Free packaging • $100 insurance
$10.20
Weight & Zone Based Priority Mail Express® Fastest
Next-Day to 2-Day Guaranteed Delivery • $100 insurance
$30.45
Money-Back Guarantee
USPS Priority Mail Flat Rate Options (If using USPS Flat Rate Packaging)
Flat Rate Envelope
$9.85
Small Flat Rate Box
$10.40
Medium Flat Rate Box
$18.40
Large Flat Rate Box
$24.75