The United States Postal Service® (USPS®) new postage rate changes for both the Market Dominant and Competitive product price lists went into effect on Sunday, January 21, 2018.  The Postal Regulatory Commission (PRC) has approved the increases. Below are some of the rate changes.

First-Class Mail Single-Piece – 1.1% to 21.4% Increase

Priority Shipping Services: Product prices will increase an average of approximately   3.9%

The price for the Priority Mail Express Retail Flat Rate Envelope is increasing to $24.70 from $23.75.

For additional details, you can refer to Postal rate changes.