Postal Specifications and Rates

    POSTAL SPECIFICATIONS CHART

    FIRST CLASS POST CARDS

    MIN

    MAX

    Height3.5″4.25″
    Length5″6″
    Thickness0.007″0.016″

    LETTERS
    (ALL CLASSES, EXCLUDES FOLDED SELF-MAILERS)

    MIN

    MAX

    Height3.5″6.125″
    Length5″11.5″
    Thickness0.009″0.25″

    AUTOMATION COMPATIBLE FLAT-SIZE MAIL

    MIN

    MAX

    Height5″12″
    Length6″15″
    Thickness0.009″0.75″

    FOLDED LETTER-SIZE SELF-MAILERS

    MIN

    MAX

    Height3.5″6″
    Length5″10.5″
    Thickness0.009″0.25″

    FIRST-CLASS MAIL RATES

    NON-MACHINABLE
    (UNDER 3.5 OZ.)

    LETTERS

    CARDS

    FLATS

    Single Piece66.0¢––

    MACHINABLE

    LETTERS (Under 3.5 oz)

    CARDS

    FLATS (Under 1.0 Oz)

    Presorted46.0¢29.3¢87.0¢
    Mixed AADC Automation45.0¢28.5¢77.4¢
    AADC Automation42.8¢27.9¢66.6¢
    3-digit Automation––60.8¢
    5-digit Automation39.8¢26.9¢46.0¢

    MARKETING MAIL RATES

    AUTOMATION

    LETTERS (Under 3.5 oz)

    FLATS (Under 4.0 oz)

    Mixed AADC30.4¢72.6¢
    AADC28.5¢66.3¢
    3-digit Automation–58.8¢
    5-digit Automation25.9¢45.0¢
    ECR Basic29.6¢32.0¢
    ECR High Density21.9¢25.8¢
    ECR High Density Plus20.1¢23.2¢
    ECR Saturation19.1¢22.4¢

    NON-PROFIT MAIL RATES

    AUTOMATION

    LETTERS (Under 3.5 oz)

    FLATS (Under 4.0 oz)

    Mixed AADC18.3¢53.2¢
    AADC16.4¢46.9¢
    3-digit Automation–39.4¢
    5-digit Automation13.8¢25.6¢
    ECR Basic21.0¢23.0¢
    ECR High Density13.3¢16.8¢
    ECR High Density Plus11.6¢14.4¢
    ECR Saturation11.1¢13.6¢

    effective 7/28/21