First-Class Mail is a fast, low-cost way to send envelopes and postcards. See First-Class Mail and Forever stamp prices for a letter and postcard.

Cost of First-Class™ Stamps Letter Stamps Standard-sized, rectangular envelopes From $0.78 Square, Oversized, or Unusual Envelopes From $1.27 Postcard Stamps Standard-sized, …

Compare USPS shipping options like Priority Mail Express, Priority Mail, First-Class Mail, and USPS Ground Advantage to find the service that's right for you.

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First-Class Mail postage includes forwarding and return services. You can enhance the service, security, and convenience of First-Class Mail by adding extra services such as Registered Mail …

While end-to-end tracking is not available for First-Class Mail letters, you can purchase an Extra Service and get tracking information. Learn more about First-Class Mail options here.

First-Class Mail is a fast, low-cost way to send envelopes and postcards. See First-Class Mail and Forever stamp prices for a letter and postcard.

First-Class Mail is a fast, low-cost way to send envelopes and postcards. See First-Class Mail and Forever stamp prices for a letter and postcard.

A First-Class Mail ® Forever stamp costs $0.78 and goes in the upper right corner of the envelope. (You can also use any combination of stamps that adds up to $0.78.)

First-Class Mail International is a fast, low-cost way to ship lightweight packages and letters internationally. USPS sends mail to over 180 countries, including Canada and Australia. See …