We currently use a database of Australian Residential numbers. If you would like to provide specific locations that you would like numbers for, ie by suburb name, postcode etc we wil be able to provide you with washed leads - along with Do Not Call Register receipt to verify that they have been washed. These are best provided the day that you require them to ensure the least number of leads dialled. We will provide 10000 WASHED leads, to get 10000 washed leads it is our experience that you will use over 15000 leads to get the 10000 needed.