Window Book, Inc - About Us

Helping businesses become more profitable by utilizing the US Postal Service® products more intelligently.

Window Book has enabled over 9,997 companies to produce over $39.5 billion dollars in postage statements and hundreds of millions of dollars in increased profits by using our postal software since 1988.

Mailers have known us for our Mail.dat® and postage statement management software, while companies that ship packages have known us for our easy-to-use delivery confirmation and manifesting systems. Now, both mailers and shippers embrace our web platform for automation and instant access to vital business information.