Get list of Mailboxes created in Month & Year

Use below cmdlet to get mailbox which created in a month of specific year.

Below cmdlet would result Mailbox’s name with creation date for users created on April 2012.

Get-mailbox -server “MAILBOXSERVER NAME” -ResultSize Unlimited | Where-Object {(($_.WhenCreated).Year -eq 2012)} | Select Name,Database,WhenCreated | Where-Object {($_.WhenCreated).month -eq 04 } | ft name,WhenCreated