What is 1st class mail cost

The cost of 1st 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 1st 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: $2.80 (to Canada), $3.00 (to Mexico), $3.20 (to other countries)

Additional Ounces

• Each additional ounce: $0.15 (domestic), $0.20 (international)

Special Services

• Tracking: $0.60 (domestic), $1.20 (international)
• Signature Confirmation: $3.45 (domestic), $6.45 (international)
• Certified Mail: $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.

Also, keep in mind that these rates are for standard 1st Class Mail. If you need to send a larger or heavier package, you may need to use a different service, such as Priority Mail or Parcel Post, which have different rates and requirements.