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Optus $350 365-Day Prepaid 300GB Starter Kit for $220 + $100 Cashback @ ShopBack
Posted 3/17/2026

Optus $350 365-Day Prepaid 300GB Starter Kit for $220 + $100 Cashback @ ShopBack

MobileeSIMOptus

Mate, this Optus SIM deal is bonkers value—you're essentially getting a full year of massive data for peanuts! Grab this 365-day, 300GB starter kit for just $220, and then get a whopping $100 cashback via ShopBack, dropping your final cost to an unbelievable $120.

  • You lock in 300GB for the year, plus enjoy data rollover up to 200GB and unlimited local calls/texts.
  • That works out to only $10 a month for premium 5G network access—what are you waiting for?

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