| Administration | |
| Office of the Dean of Libraries and University Librarian | 703-993-2491 |
| Development & Communications | 703-993-8740 |
| Administrative Services | 703-993-3475 |
| Digital Programs & Systems | 703-993-9005 |
| Digital Scholarship Center | 703-993-5272 |
| Gifts/Materials Donations to University Libraries | 703-993-3701 |
| Mason Publishing/GMU Press | 703-993-9005 |
| Copyright Resources | 703-993-2544 |
| Digital Repository Services | 703-993-3742 |
| University Dissertation & Thesis Coordinator | 703-993-2222 |
| Research & Educational Services | 703-993-2214 |
| Resources & Collection Management Services | 703-993-3714 |
| Scholarly Communication | 703-993-2544 |
| Special Collections Research Center | 703-993-2220 |
| University Records Management | 703-993-2201 |
| Office of The Virtual Library of Virginia (VIVA) | 703-993-3039 |
| Services | |
| Ask a Librarian - send a text message | 703-291-1468 |
| Access Services | fencirc@gmu.edu |
| Accessibility Services | 703-993-5815 |
| Data & Geographical Information Services | datahelp@gmu.edu |
| Distance Education/Online Learning | delib@gmu.edu |
| Faculty Library Instruction Request - ENGH 101/302 | Library Instruction Request Form |
| Faculty Library Instruction Request - Other | Contact Subject Librarian |
| Hours Line | 703-993-4038, 703-993-2249 |
| Interlibrary Loan (ILL) | (703) 993-2228, illloan@gmu.edu |
| Course Reserves | ereserve@gmu.edu |
| Media Services | 703-993-9060 |
| Workshops | 703-993-2214, Calendar & Request Form |
| Locations | |
| Arlington Campus Library | |
| Services Desk | 703-993-8188 or 703-993-2210 |
| Fenwick Library | |
| Services Desk | 703-993-2240 or 703-993-2210 |
| Gateway Library | |
| Services Desk | 703-993-9060 or 703-993-2210 |
| Mercer Library, Science and Technology Campus | |
| Services Desk | 703-993-8340 or 703-993-2210 |
| Law Library | 703-993-8120 |