General Information by Subject - H
| Subject | Telephone | Fax | TTY |
| Help Desk (Facilities) | 571-272-2000 | ||
| Help Desk (Computer) | 571-272-9000 | ||
| HELP Line
See USPTO Contact Center |
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| Health Unit | |||
| Randolph Square | 703-924-1110 | ||
| Jefferson Building - Lobby Level, Room 1B85 (500 Dulany St.) | 571-272-2710 | ||
| Human Resources (Personnel) | 571-272-6000 | 571-273-0066 | 800-786-9757 |
