Office 365: How to add or remove an email alias using Powershell

Use the Powershell cmdlet Set-Mailbox to check email aliases assigned to Office 365 accounts, add aliases or remove aliases. Additionally the handy form underneath will generate the correct Powershell commands for you.

Check current email aliases assigned to an Office 365 account:

Get-Mailbox mailboxName | select -ExpandProperty emailaddresses | Select-String -Pattern "smtp"

Add an email alias to an Office 365 account:

Set-Mailbox mailboxName -EmailAddresses @{Add='[email protected]'}

Remove an email alias from an Office 365 account:

Set-Mailbox MailboxName -EmailAddresses @{Remove=’[email protected]’}

Or you can just use the form below and the required Powershell will be generated for you….

Mailbox to change:

Alias to add or remove:

Add Alias Remove Alias

Required Powershell

Required Powershell with code to connect to Office 365

Now that you have got multiple email aliases, here is how to configure Outloook so that you can send from an alias.