| Business | Phone |
| Film Library 2161 Massachusetts Ave, Cambridge 2140 | (617) 497-5273 |
| Middlesex County Law Library 40 Thorndike St, Cambridge 2141 | (617) 494-4148 |
| Burndy Library 38 Memorial Dr, Cambridge 2142 | (617) 253-7342 |
| Cambridge Library 245 Concord Ave, Cambridge 2138 | (617) 349-4017 |
| Cambridge Library 45 Pearl St, Cambridge 2139 | (617) 349-4010 |
| Cambridge Library 48 6th St, Cambridge 2141 | (617) 349-4019 |
| Cambridge Library 64 Aberdeen Ave, Cambridge 2138 | (617) 349-4021 |
| Cambridge Library 826 Cambridge St, Cambridge 2141 | (617) 349-4015 |
| Cambridge Main Library 449 Broadway, Cambridge 2138 | (617) 349-4040 |
| O'Neill Br Cambridge Library 70 Rindge Ave, Cambridge 2140 | (617) 349-4023 |