What is first class mail cost
The cost of First Class Mail in the United States varies depending on the weight and size of the mailpiece, as well as the destination. Here are the current rates for First Class Mail:
Letters (1 oz or less)
- Domestic: $0.55
- International: $1.20 (to Canada), $1.30 (to Mexico), $1.40 (to other countries)
Large Envelopes (1 oz or less)
- Domestic: $0.95
- International: $2.30 (to Canada), $2.50 (to Mexico), $2.70 (to other countries)
Packets (1 oz or less)
- Domestic: $1.20
- International: $2.90 (to Canada), $3.10 (to Mexico), $3.30 (to other countries)
Additional Ounces
- Each additional ounce: $0.15 (domestic), $0.20 (international)
Special Services
- Certified Mail: $3.45 (domestic), $6.45 (international)
- Return Receipt: $1.45 (domestic), $2.45 (international)
- Signature Confirmation: $3.45 (domestic), $6.45 (international)
Note: These rates are subject to change, so it's always a good idea to check the official USPS website for the most up-to-date information.
It's also worth noting that First Class Mail has a maximum weight limit of 13 ounces, and a maximum size of 11.5 inches long, 6.125 inches high, and 0.25 inches thick. If your mailpiece exceeds these limits, you may need to use a different class of mail, such as Priority Mail.