Requirements
Display/Browser Requirements
Screen Resolution
Minimum 1280 x 800 or higher
Windows Requirements
Browser: The latest versions of Internet Explorer, Firefox, Google Chrome, or any modern browser available for supported operating systems, including the latest mobile browsers.
Apple Mac Requirements
Browser: Latest versions of Chrome, Firefox, or Safari (including the mobile browser Safari iOS 8 or later)
Users who wish to view PDF documents must have an appropriate PDF viewer installed on their computer and as a browser plug-in.
Other Requirements
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The MO or their Mail Service Provider (MSP) must submit Mail.dat files to PostalOne!.
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The MO must have valid login credentials to the PostalOne! website.
Window Book strongly recommends using a set of PostalOne! credentials specific for Window Book products to avoid possible conflicts and service disruptions if one set of PostalOne! credentials are being used simultaneously for different things.
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If a MO uses an MSP, the MSP must pay postage using a permit linked to the MO’s PostalOne! CRID.
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During the registration process, a MO will need the following information:
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The Company name should be the same as what appears on the MO’s postage statements on the PostalOne! Dashboard.
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A recent Postage Statement Identification Number (PSID)
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USPS supplied CRID
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5-Digit ZIP Code associated with the CRID
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4-Digit ZIP+4 associated with the CRID
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Continue Site Registration