Buy Postcard Stamps May 2026

Purchasing your postage online is the easiest way to avoid waiting in physical lines.

A single First-Class domestic postcard stamp is $0.61 . buy postcard stamps

To qualify for the $0.61 rate, your card must be a minimum of 3.5" x 5", a maximum of 4.25" x 6", and between 0.007" and 0.016" thick. Purchasing your postage online is the easiest way

If your postcard is larger than 4.25" x 6", it is automatically classified as a letter and will cost the standard letter rate ($0.78). If your postcard is larger than 4

If you need to drop your postcards in the mail today, skip the shipping delay and buy them locally. Postcard Stamp Cost 2026: $0.61 Single, $0.247 Bulk

Postcards are an incredibly cost-effective and charming way to stay in touch, save on wedding RSVPs, or launch a local business marketing campaign. This guide breaks down exactly how to buy postcard stamps, what rules you need to follow, and where to grab them online or in person. 📌 Postcard Stamp Basics

Go straight to the source by visiting the USPS Postal Store