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 increase will make first-class mail postage cost 46 cents, the Associated Press said. The Postal Service will also begin a new global forever stamp, the AP said, which will let customers send letters first-class to anywhere in the world for a flat rate of $1.10.he new prices lift the cost of a first-class stamp to 45 cents starting on January 22, 2012, the first increase in more than two years. Post office announces 1-cent increase in first-class stamp, other rate increases.