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$39 Boost Mobile Prepaid SIM, on the Telstra Mobile Network, Starter SIM includes first $39 recharge, SIM fits any device
Save $26, TRIPLE DATA

$39 PREPAID SIM

$13 for 75GB

28 Day Expiry
Was $39

Sale ends 2 Feb.​
Ongoing recharges $39. ​
All for use in Aus. ​
Online only.

75GB on first 3 recharges for new activations. 25GB from 4th recharge. Activate by 2 March 2026, remaining recharges by 4 May 2026. 28 day expiry. Incl. international calls.

Free shipping anywhere in Australia.

Critical Information Summary
BUY $13 SIM DEAL
BUY eSIM More info on $39 SIM

All data offers are valid for new customers only who activate a value SIM (includes first recharge) or $2 SIM and recharge between 7 October 2025 - 4 May 2026. 

  • Online only offers, valid on SIM purchases and for new activations only. SIM includes first recharge; discount does not apply to subsequent recharges. Limited to one promotional item per customer.​​

  • $39 SIM Sale: Offer valid from 12.01am 13th January 2026 and ends 11.59pm (AEDT) 2nd February 2026.
  • $13-$365 Recharge/SIM: All offers valid for new activations only when you activate or first recharge by 2 March 2026. $13-$74 Offer: remaining two recharges by 4 May 2026.
  • 250Mbps/150Mbps speed cap: Speed cap applies to 4G and 5G networks. Your capped download speed is the maximum potential download speed for data included in your recharge. Factors that affect typical speeds include location, distance from base station, local conditions, concurrent users, hardware and software configuration and download/upload destination.

  • 5G is rolling out in selected areas and available with a compatible device. In non 5G coverage areas, you'll automatically switch to 4G.

  • Rollover unused data to use within your next recharge when you recharge $26, $39, $49, $59 or $74.

  • UNLTD® Calls and Texts includes national calls and text (SMS & MMS) to standard national numbers. Excludes calls and texts (inc. MMS) to international numbers, satellite and premium numbers (e.g. 19xx numbers), operator assisted calls (most 12xx numbers) and all use overseas.

  • UNLTD International calls includes calls from Australia to standard numbers in the selected countries. 300/1200/3600 mins includes calls to standard international numbers from Australia. 300/1200/3600 texts include standard texts (SMS & MMS) to eligible countries. Both exclude premium services and video calls. For a complete list of included calls and destinations go to International Calls from Australia.

  • Plan International inclusions: