- Knowledge Base
- Technology
- Business Tools & Services
- Microsoft 365 (M365)
- Microsoft Outlook (Email)
Each user within the USNH umbrella has a unique Username that is used across many applications. This article will walk the reader through finding someone's Username using the Microsoft Global Address List (GAL) in the Outlook Desktop App on Windows (not available on the web or in the Mac desktop app as of Jan. 2023).