We were able to locate your account using your community details and understand that you've been in touch with our Tech team. You've been advised that the Phone status is 'Unfinancial', which is why you are not able to make an outgoing call.
You may add a credit to you Phone service by accessing your account online. (My Account)
You may also send me a PM with your preferred time and best number to be contacted or call our Accounts team directly for real time support on 1300 993 011.