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Find total number of mailboxes in Exchange

How to find total number of mailboxes in Exchange 2013/2016/2019? It is always good to count mailboxes in Exchange. For example, find total number of mailboxes if you are planning a migration or if there is a new Exchange project going on. It’s also possible that the customer or an external team wants to know how many mailboxes are active in the organization. In this article, you will learn how to find the total number in Exchange with PowerShell.

Naming convention

Before we start, let’s understand the naming convention. In Exchange Admin Center (EAC) it will show as:

  • Mailboxes
  • Resources
  • Shared

In PowerShell (Exchange Management Shell) it will show as:

  • UserMailbox
  • RoomMailbox and EquipmentMailbox
  • SharedMailbox

Find total number user mailboxes

Run Exchange Management Shell as administrator. Run the cmdlet to get the total user mailbox count.

In the Exchange Admin Center, navigate to recipients and follow with mailboxes in the tab. Down below, under the list view, we can see the total count user mailboxes.

Find total number of mailboxes in Exchange mailboxes

Find total number resources mailboxes

Get total resources mailbox count, run the cmdlet. The resources mailbox is the room and equipment mailbox.

If you only want to get total count room mailboxes.

List only total count equipment mailboxes.

In the Exchange Admin Center, navigate to recipients and follow with resources in the tab. Down below, under the list view, we can see the total count resources mailboxes.

Find total number of mailboxes in Exchange resources

Find total number shared mailboxes

As of last, get total shared mailbox count.

In the Exchange Admin Center, navigate to recipients and follow with shared in the tab. Down below, under the list view, we can see the total count shared mailboxes.

Find total number of mailboxes in Exchange shared

Now that we know how to check the mailboxes count, how do you count mailboxes in Exchange Server? Do you use Exchange Admin Center or Exchange Management Shell?

Keep reading: Count mailboxes per database in Exchange with PowerShell »

Conclusion

You learned how to find total number of mailboxes in Exchange. We can get the total count of mailboxes in Exchange in two ways. One way is with Exchange Admin Center and the other way is with PowerShell. Both will work.

If you liked this article, you may also like to read Check mailbox creation date in Exchange Server. Follow us on Twitter and LinkedIn to stay up to date with the latest articles.

ALI TAJRAN

ALI TAJRAN

ALI TAJRAN is a passionate IT Architect, IT Consultant, and Microsoft Certified Trainer. He started Information Technology at a very young age, and his goal is to teach and inspire others. Connect with ALI TAJRAN on social media. Read more »

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