New postage rates for select mail classes and services will go into effect Sunday.
The cost to send a one ounce First Class letter will not be increasing and will remain 49 cents. Additional ounces will cost 22 cents, a penny increase from 2014. Postcard rates will increase by one cent to 35 cents, from 34 cents in 2014.
For a guide on new postal rates, download the "2015 USPS Postage Rate Increase Guide."
