GOV, EDU, and non-profit organizations

Most Teams features are available to US Government, education, and nonprofit organizations. See the following table for details.

Teams feature Available to GOV (GCC) Available to GOV (non-GCC) Available to EDU Available to non-profit organizations
Audio Conferencing
Yes
Yes
Yes
Yes
Office 365 Phone System
Yes
Yes
Yes
Yes
Office 365 Calling Plan
Yes
Yes
Yes
Yes

Please see this blog post: Advanced Office 365 capabilities now available to U.S. Government Community Cloud customers.