Log In with your barcode and PIN. If you have a Marysville Library card, please do not create another account. If you have questions about your account, please contact the Circulation Department by email at mplcirc@marysvillelib.org, or call us, 937-642-1876. If you do not have a Marysville Library card, click here to create a new account. Please enter your barcode and PIN Barcode: PIN: Forgot your PIN? Don't forget to log out when you are finished.