Main Library: 617-349-4040 449 Broadway Cambridge, MA 02138
Programs and Events: 617-349-4409
Children Room/Services: 617-349-4038
Teen Room/Services: 617-349-4027
Literacy Center: 617-349-4013
Boudreau Branch: 617-349-4017 245 Concord Ave. Cambridge, MA 02138
Central Square Branch: 617-349-4010
Central Square Children's Room: 617-349-4012 Rotary Technology Center: 617-349-4444 45 Pearl St. Cambridge, MA 02139
Collins Branch: 617-349-4021 64 Aberdeen Ave. Cambridge, MA 02138
O'Connell Branch: 617-349-4019 48 Sixth St. Cambridge, MA 02141
O'Neill Branch: 617-349-4023 70 Rindge Ave. Cambridge, MA 02140
Valente Branch: 617-349-4015 826 Cambridge St. Cambridge, MA 02141
Questions Circulation Desk: 617-349-4040 Questions & Information about: -Library Cards -Account Information -Renewing Materials
Q&A Desk: 617-349-4041 Questions & Information about: - General Library Services - Today's Programs/Events - Directions - Adult Title Checks (books, dvds, cds) - Placing Holds - Computers/Internet/Wireless - Museum Passes
Research Desk: 617-349-4044 Questions & Information about: - Research/Reference Questions - Cambridge Questions - Databases - How to Use the Catalog
Tech Bar: 617-349-4425 Questions & Information about: - Takeout Technology - Public Computing - Printing
Administrative Offices: 617-349-4032 Questions & Information about: - Job Opportunities - Board of Trustees - Friends of the Cambridge Public Library - Complaints - Suggestions