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CW MARS (Central Western Massachusetts Automated Resource Sharing, Inc.), is a library consortium dedicated to resource sharing and access to information. The network includes public and academic libraries from 495 to the New York State line with more than 8.5 million physical items and ebooks available to borrow by Massachusetts residents. Please visit CW Mars to learn more about their services.

With the Online Catalog, you can find books, DVDs, audiobooks and magazines – lots of things! You can make requests for things and also take care of your own library account. Read these helpful tips to find the answer to most of your questions.

Through the free service Overdrive, the CW MARS digital catalog offers eBooks, audiobooks, magazines, and video that you can download to your Android, Apple, Kindle or Nook.

The Commonwealth Catalog extends your search beyond the C/W MARS library network. Search through millions of items at participating libraries across Massachusetts. Requests will be delivered to your local library for pickup.

All residents of Massachusetts may sign up for a Boston Public Library e-Card and use BPL’s e-Resources.