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Boost Mobile: $35 Cashback on $300 12-Month 290GB SIM for $250 @ ShopBack
Posted 3/10/2026

Boost Mobile: $35 Cashback on $300 12-Month 290GB SIM for $250 @ ShopBack

MobileBoost MobileBoost Mobile $300 Pre-Paid SIM Starter Kit

Score massive mobile savings with this sweet Boost deal via ShopBack! You're snagging a huge 290GB 12-month plan for just $250, and then ShopBack throws $35 cashback your way, effectively dropping the price to only $215!

  • This means you get a whole year of data for less than $18 a month—unbeatable value!
  • Just remember: this is for new Boost customers grabbing a physical SIM, and you need to activate it within 30 days.
  • Don't delay; grab this before the cashback offer vanishes!

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