_sandbox/exoSandbox.ps1

$mailboxes = Get-Mailbox -ResultSize Unlimited | Where-Object { $_.RecipientTypeDetails -ne "DiscoveryMailbox" } | Select-Object UserPrincipalName, RecipientType, RetentionPolicy,  @{n="TimeZone";e={(Get-MailboxRegionalConfiguration $_.UserPrincipalName | Select-Object TimeZone).TimeZone}}

$mailboxes = Get-Mailbox -ResultSize Unlimited | Where-Object { $_.RecipientTypeDetails -ne "DiscoveryMailbox" } | Select-Object UserPrincipalName, DisplayName, RecipientTypeDetails | Sort-Object UserPrincipalName