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Sometimes you want to get a count of mailbox/mailboxes per database in Exchange. Find out how to get Exchange 2010/2013/2016/2019 mailbox count with PowerShell. But first, why do you need to get this information? For example, you want to distribute the mailboxes in the databases.
Do you want to get the size of each mailbox? Read the article, Get mailbox size of all users in Exchange with PowerShell.
Mailbox count per database in Exchange with PowerShell
Let’s find the total mailboxes of each database. We are going to make use of the Get-Mailbox cmdlet. Run Exchange Management Shell as administrator.
[PS] C:\>Get-Mailbox -ResultSize Unlimited | Group-Object -Property:Database | Select-Object Name, Count | Sort-Object Name | Format-Table Name Count ---- ----- DB01 235 DB02 249 DB03 292 DB04 437
It’s a great command if you want to know how many mailboxes are in each Exchange database.
Mailbox count of a specific database in Exchange
The previous command will count the mailboxes in all the databases. That’s great, but if you have a lot of databases it will take time. That is when you can decide to show the count of a specific database.
[PS] C:\>Get-Mailbox -ResultSize Unlimited -Database "DB01" | Group-Object -Property:Database | Select-Object Name, Count | Format-Table Name Count ---- ----- DB01 235
It’s a great command if you want to know how many mailboxes are in a specific Exchange database.
In this article, you learned how to count mailboxes per database in Exchange with PowerShell. The mailbox count commands can be used in Exchange 2010/2013/2016/2019. The first command will list all the databases count in the organization. Run the second command if you only want to find the count of a specific database. Did you enjoy this article? You may also like Find Exchange version with PowerShell. Don’t forget to follow us and share this article.