Get-MailboxStatistics - How to Get Mailbox Size - Easy365Manager

Use the Get-MailboxStatistics PowerShell CmdLet to retrieve mailbox size, item count, and more from a single or multiple mailboxes.

Get mailbox size of all users in Exchange with PowerShell - ALI TAJRAN

Sort Exchange and Office 365 mailboxes by size with PowerShell – 4sysops

Export Office 365 Mailbox Size Report Using PowerShell

Export Microsoft 365 mailbox size report with PowerShell - o365info

Office 365 Mailbox Size Report with PowerShell — LazyAdmin

Export Office 365 Mailbox Size Report Using PowerShell

Get mailbox size of all users in Exchange with PowerShell - ALI TAJRAN

Manage Office 365 mailboxes directly from Active Directory. : u

Get-Mailbox Set-Mailbox -MaxSendSize 15MB -MaxReceiveSize 15MB - Microsoft Community