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Optus 350GB 365 Day Prepaid SIM $225 (Was $395) at Optus
Posted 11/13/2026

Optus 350GB 365 Day Prepaid SIM $225 (Was $395) at Optus

MobileBlack FridayOptus

You can grab a full year of prepaid data for $225 instead of $395 — that's 350GB to use across 365 days.

  • Score $80 cashback via ShopBack, but it ends 13/11
  • Activate your SIM within 18 days of purchase
  • You'll need to stay on the same plan for 90 days
  • More upsized cashback offers are also available on ShopBack