1. Make sure your company name choice is available. Your company name must include the correct corporate or LLC identifier: Corporations: Corporation, Incorporated or an abbreviation. LLCs: Limited Liability Company or an abbreviation.
1 Each additional ounce will cost $0.22 (up one cent from 2014). 2  The discounted âMetered Mailâ category for First Class Mail Letters (1 oz.), which includes online postage providers and postage meters, will increase from $0.48 to $0.485 in 2015. The discounted âMetered Mailâ category for First Class Mail Letters (1 oz.), which includes online postage providers and postage meters, will increase from $0.48 to $0.485 in 2015. 2  First Class Flats (1 oz.) will stay the same at $0.98 in 2015. 3  Each additional ounce will cost $0.22 (up one cent from 2014).
The cost of a first class stamp varies, with the price being adjusted (typically once every year or so) by the Post Office. The current rate is $0.49 (see above for historical values). By purchasing a Forever Stamp, the stamp's value will adjust to match whatever the then-current postage rate is for a one ounce stamp.