Sign-In Error We're sorry, but the specified library patron account information is not valid. Details: (2) Invalid Library Card: 21307*********. Not a valid Kent District Library card. Click here to return to the sign in form.
The customer's account is not a valid Kent District Library card. The 21307 prefix is a prefix used for Grand Rapids Public Library cards, which is not part of the Kent District Library.
Please forward any card validation questions to the library involved.
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