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Classifications Definitions

FIRST CLASS MAIL:
All matter wholly or partly in writing or typewriting, all actual and personal correspondence, all bills and statements of account, and all matter sealed or otherwise closed against inspection. Examples: Invoice for service, Credit Union Statement, letter or post card to Aunt Minnie.

First Class Presort Rates:
Must mail a minimum of 500 qualified pieces.

STANDARD MAIL:
Standard mail (formerly ‘bulk mail’) is mail not required to be mailed as First Class. Examples: Newsletters, Sales Flyers, Announcement cards. Generally mail sent out in identical form to multiple addressees. REGULAR AND NON-PROFIT RATES APPLY.

Must mail a minimum of 200 pieces or fifty pounds of qualified mail. Each piece must weigh under 16 oz.





Non-Profit Standard qualification involves many USPS regulations and precise interpretation. The Domestic Mail Manual can be confusing when deciding which class you may use and which class is the most advantageous. Contact MTI for assistance in making the correct decision for your particular situation. We’re the Mailing Experts.