Deal: Southern Phone: 80% Cashback on First Month of Mobile SIM Only or nbn Plans @ TopCashback AU. Available at: topcashback.com.au. Location: Australia. Details: Switching to a new provider? You can snag a massive 80% cashback on your first month’s bill when you sign up for a Southern Phone SIM-only or NBN plan through TopCashback AU! - Valid for all month-to. Source: WhatsCheap Australia (whatscheap.com.au)

Product

Southern Phone: 80% Cashback on First Month of Mobile SIM Only or nbn Plans @ TopCashback AU

Retailer

topcashback.com.au

Country

Australia

Source

WhatsCheap Australia

Posted

15 April 2026