Office 365 - Custom Email Addresses in the Domain

Divisions, departments, and organizations will occasionally have need of an email address in the domain. For example, an interdisciplinary project spanning multiple departments may wish to request an email address representing the project without a tie to any single member organization participating in the project (e.g. vs.


Custom email addresses may be reserved in the domain for department, organization or division use.

Custom addresses in the domain are subject to the following conditions:

  • As part of the request, include contact information for the appropriate unit leader - chair, director, or dean. This information will be used to approve the request if the address is validated.

  • As part of the request, include a brief explanation of the project or initiative for which you are requesting the address.

  • The email address is an alias attached to an Office 365 service account used for role-based work; the address will not be attached to an individual person account (

  • The left-hand identifier for the account (before the must be tied to the organization, department, or division requesting the account unless the email address is truly a unique, university-level role or program. The address,, is not an acceptable custom address due to a number of individuals in this role at UW Madison. The address,, is an example of an acceptable custom address.

  • The custom address cannot contain any characters/symbols other than the following: a-z 0-9 . - _.

  • Minimum of three characters. Maximum of fifty characters.

  • Cannot include consecutive special characters:

  • Cannot include symbols on either end:

  • Cannot be existing NetID account: bbadger.

  • The custom address is not a credential and cannot be used to log into O365.

  • The custom address is only supported to work as an email address with Office 365.

  • Please provide additional addresses that you would find acceptable. For example, when requesting, also request, etc, and rank them in order of preference.

  • All requests for custom email addresses are subject to review and approval by the Office of the DoIT COO.

Request Custom Email Address

Contact the DoIT Help Desk.

See Also:

Keywords:microsoft office365 o365 custom email address wisc policy request role alias account vanity   Doc ID:51595
Owner:Ara M.Group:Office 365
Created:2015-05-21 13:19 CSTUpdated:2017-10-23 14:38 CST
Sites:DoIT Help Desk, DoIT Tech Store, Office 365, Wisc Account Admin
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