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Contact Us

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


Roberta Phillips, Chief Executive Officer

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

General questions

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Research and reference questions

Maryland AskUsNow!

A 24/7 live online interactive service for the residents and students of the state of Maryland. It uses the expertise of trained librarians to provide answers to questions, research guidance, and help navigating the Internet.


Ask-a-Librarian E-mail Reference

E-mail the Library with your questions at any time, day or night. We will answer within two business days.

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Telephone Reference

Call a reference librarian at your local branch to get answers to your research/information questions. The library locations page will give you information on hours and contact numbers.

Digital Services

Having trouble accessing any of our digital resources?

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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?

Our Customer Service Department can help you