Morovia USPostal Fontware 

Morovia USPostal Font is a smart & simple solution for printing business reply mail envelopes. It supports both POSTNET & PLANET, and Post128 as well. Morovia USPostal font supports crystal report, MS office and a lot more 3rd party applications.
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Secret Barcoder Ring Postal Barcoder (Mac) 

Creates postal barcodes for bulk mail and business reply. Print barcodes one at a time, or add bulk mail barcodes to an entire file. Free barcode printer font for registered users.
bulk mail postal postage barcode postnet presort direct mail

Secret Barcoder Ring Postal Barcoder (Win) 

Creates postal barcodes for bulk mail and business reply. Also creates barcoded tray/sack tags for bulk mailing. Print barcodes one at a time, or add barcodes to an entire file. Free barcode printer font for registered users.
bulk mail postal postage barcode postnet presort direct mail tray tags bag tags