I recieved this email today.
Thought it might be useful to you guys and gals too.
Hi All
REMEMBER: Mobile Phone Numbers Go Public next month. (APRIL)
REMINDER all mobile phone numbers are being released to telemarketing companies and you will start to receive sale calls.
Below is a link where you can enter your phone numbers online to put an end to telemarketing calls
https://www.donotcall.gov.au/