Congratulations on obtaining a Mercer County Library System library card!

We would like to take this opportunity to welcome you to the Mercer County Library System and let you know that your library card allows you to access the collections of any of our nine branches and our Virtual Branch. MCLS branches include the Lawrence HeadquartersEwingHickory CornerHightstownHollowbrookHopewell TownshipRobbinsvilleTwin Rivers and West Windsor libraries.

You can find information regarding programs and events, services, hours of operationbranch locations, the library’s cataloglibrary policies, and so much more on our website!

To manage your account go to our catalog. Just use the barcode on the back of your card and PIN to log on. The PIN is the last four digits
of your primary phone number.

If you need help accessing your library account online, please contact your home branch, or you can
email MCLS Support at support@mcl.org or contact support through our online form.

We look forward to serving you in the near future!