how do you know if a stamp is a forever stamp
Forever Stamps were created by the United States Postal Service Â® (USPS Â®) in 2007. They are non-denominational First Class Â® postage, which means that they can be used to mail First Class letters no matter what the postal rate.For example, in 2013 it cost $0.46 to mail a normal-sized letter weighing one ounce or less to an address within the United States. In 2014, the rate increased to $0.49.void placing two Forever Stamps on a mail piece for heavier mail. Additional ounces are much cheaper costing only $0.22 per additional ounce rather than $0.49 for one ounce letter.