Click the Online, Mobile or Chat button (depends what device you're using) below or on any page of our web site to chat with a Librarian about your question. Our schedule is the same as our open hours:
Monday-Thursday 10:00 am – 8:00 pm
Friday, Saturday 10:00 am – 5:00 pm
Sundays 1:00 - 5:00 pm
When we're offline you may leave us a message or use our Contact Us link at the top of this (and every MCDL) page and contact us 24/7.
Staff will meet with you virtually to help answer more in-depth, complicated reference questions that can't always be answered over the phone or by chat. Fill out this form and a staff member will get back to you to set up your appointment.
Virtual 1-on-1 Genealogy Appointment
Need help researching your family tree? An MCDL Genealogy Team member will meet you virtually and offer guidance on sources and search strategies. Fill out this form and a team member will get back to you to set up your appointment.