USPS Postage Rates

USPS® Rates are determined based on a combination of weight, mail class, and shape. For certain services, discounted pricing is available for customers who purchase from online PC Postage services such as Stamps.com. Below is a summary of the latest USPS prices:
USPS Mail Class (effective Sunday, July 13, 2025)
Postage Rates
First Class Mail Letter (1 oz.) - Retail/Post Office Rate*
$0.78
First Class Mail Letter (1 oz.) - Metered Mail/Stamps.com Rate
$0.74
First Class Mail Letter - each additional ounce
$0.29
Postcard
$0.61
First Class Mail Flat (1 oz.)
$1.63
First Class Mail Flat - each additional ounce
$0.29
Priority Mail Express Flat Rate Envelope
$11.00
Priority Mail (1 lb., zone 1)
from $10.05
Ground Advantage (4 oz., zone 1)
from $8.70

*Retail/Post Office Rate: Prices paid when going to Post Office to purchase postage. Unless indicated, rates listed are discounted rates for online purchase available through Stamps.com.

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USPS Mail Class (effective Sunday, July 13, 2025)
Postage Rates
Media Mail
from $4.47
Priority Mail Express International (0.5 lb., zone 1)
from $61.60
Priority Mail International (1 lb.) - Canada
from $42.95

*Retail/Post Office Rate: Prices paid when going to Post Office to purchase postage. Unless indicated, rates listed are discounted rates for online purchase available through Stamps.com.

In addition to postage for delivery, the USPS also offers a variety of special services such as Certified Mail®, USPS Tracking®, and insurance. Here is a summary of these special services:
USPS Special Service (effective Sunday, July 13, 2025)
Postage Rates
Certificate of Mailing
$2.40
Certified Mail
$5.30
Electronic USPS Tracking:
Priority Mail Express, Priority Mail, Parcel Select Ground, First Class Package Service & Media Mail
FREE
Registered Mailing
from $19.70
Restricted Delivery
$13.70
Return Receipt (Electronic)
$2.82
Signature Confirmation
$3.95
Adult Signature Confirmation
from $8.40
Package Intercept
$18.35

Simplify Postage Rates With Stamps.com

Stamps.com software includes everything customers need to calculate current postage rates. With Stamps.com all you need to do is weigh your mail piece and choose your mail class, destination, and special services and Stamps.com will automatically calculate the required postage. When postage rates change, Stamps.com will update the rates automatically. Best of all, unlike postal meters and other postage vendors, Stamps.com does not charge any fees to update rates.

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  • Free mailing supplies
  • Free 5 lb digital scale
  • Free scheduled pickups
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