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Boost Mobile: $50 Cashback on $250 290GB 12-Month Prepaid SIM @ TopCashback AU
Posted 3/10/2026

Boost Mobile: $50 Cashback on $250 290GB 12-Month Prepaid SIM @ TopCashback AU

Mobile5GBoost Mobile

Crikey, you do not want to miss this Boost Mobile deal—it’s the cheapest 12-month plan around once you factor in the cashback!

  • You're essentially snagging the $300 12-month plan for just $200 after receiving $50 cashback via TopCashback AU.
  • That gets you a massive 290GB on the 5G network, plus international calls and texts to keep you connected.
  • If you're an existing Boost customer, just remember you need to port out and back in to claim this value, but trust us, the saving is worth the few extra steps!

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