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Contact Us


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Prince George's County Memorial Library System
9601 Capital Lane, Largo, MD 20774

Tel: (301) 699-3500
TTY: (301) 808-2061

Administrative Office Hours:
Monday-Friday 8:30 am-5:00 pm


Please help us address your concerns quickly by selecting the appropriate form so that your questions are directed to the correct department.



Comments & Suggestions

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Recommend a Purchase

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Telephone Reference - (240) 455-5451

Our hours of operation for the week of July 13th through 17th will be 1 to 5 PM.

Your questions and concerns are important to us, and can also be submitted using the “Ask a Librarian” email reference service on our website at www.pgcmls.info/contact-us. You will receive a response to your emailed question within two business days.

Library Account Problems

Having trouble logging into your account or need to resolve fines and other account related issues, like renewals or claimed returned items? Contact us.


Online Library Help

Having trouble with our website, app or online resources? Contact us.


Ask a Librarian - E-mail Reference

For answers to brief factual questions, help in navigating the Internet and more complex research advice, ask a librarian. We will be in touch within two business days. 

For statistical purposes only
E-mail addresses are only used for the purposes of completing this question and are not stored or sold to a third party.

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