Issue
The device displays "Invalid ZIP code" when you try to print postage.
Cause
The ZIP Code™ printed by your SendPro Mailstation device should be either your ZIP Code or the ZIP Code of the post office picking up your mail.
Resolution
- Tap the Settings icon.
- Tap the right arrow to advance to the next page.
- Tap Update ZIP Code.
- Enter the correct ZIP Code.
- Tap Apply.
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UPDATED: June 03, 2020