getdomainuser_phone.ps1

#http://www.lazywinadmin.com/2013/10/powershell-get-domainuser.html

function Get-DomainUser {
    PARAM($DisplayName)
    $Search = [adsisearcher]"(&(objectCategory=person)(objectClass=User)(displayname=$DisplayName))"
    foreach ($user in $($Search.FindAll())){
        New-Object -TypeName PSObject -Property @{
            "DisplayName" = $user.properties.displayname -as [string]
            "UserName"    = $user.properties.samaccountname -as [string]
            "Description" = $user.properties.description -as [string]
            "TelephoneNumber" = (($user.properties.telephonenumber -as [string]).Substring(3))
            }
    }
}

Get-DomainUser -DisplayName "*"