Standard Mail and standard nonprofit rates will increase an average of 3.8% in May, in keeping with legal limits established under the Postal Accountability and Enhancement Act. Standard Mail was previously knows as Third Class Mail.
The new rates take effect May 11.
Catalog or flat rates will rise by 2.5%.
Similarly, nonprofit standard flat rates will rise in the 2.5% range.
*Standard mail regular automation letters with five digit Zip codes that weigh 3.3 ounces or less will cost 23.33 cents to mail.
*Standard mail regular automation letters with three digit Zip codes will cost 25.1 cents to mail.
First class rates will rise to 44 cents from the current 42, said he USPS.