Postage $aver is designed to sort mail that:
• is classified as 3rd class bulk mail,
• fits the "letter" or "flat" mail categories,
• weighs less than 1.92 oz. per piece,
• is not mailed at barcode or zip+4 rates,
• is not mailed at carrier route or walk sequence rates.

We can provide special Postage $aver files for mail that fits "machinable parcel" or "irregular parcel" mail categories, or for mail that weighs more than 1.92 oz. per piece.  Please contact us for pricing if you regularly send such pieces by third class bulk mail and would like to use Postage $aver to sort these mailings.

Postage $aver can sort a maximum of 32,766 addresses at one time, from as many as 50 different files.