| | Tel. | Fax. |
| Central Library | | |
| Information Counter (General Information) | 03-3203-5581 | |
| Dept. of Administrative Services | 03-5286-1652 | 03-5272-2061 |
| Dept. of Information Management (Library System) | 03-3203-4322 | 03-5286-1757 |
| Dept. of Collection Management --- Order & Acquisition | 03-5286-1657 | 03-5286-1757 |
| --- Catalogs | 03-5286-1653 | 03-5286-1757 |
| --- Special Collections Room | 03-5286-1754 | 03-5286-1761 |
| --- Periodicals | 03-5286-1751 | 03-5286-1757 |
| --- Microform Materials | 03-5286-1753 | 03-5286-1759 |
| --- Audio Visual Materials | 03-5286-1752 | 03-5286-1760 |
| Dept. of Users Support | 03-5286-1659 | 03-3207-9224 |
| S. Takata Memorial Research Library | 03-5286-1851 | 03-3203-7060 |
| Toyama Library | 03-5286-3528 | 03-5286-3539 |
| Science & Engineering Library | 03-5286-3084 | 03-5286-3467 |
| Tokorozawa Library | 04-2947-6705 | 04-2947-6802 |
