Triple j doesn’t have just one single frequency; it uses different FM frequencies in different parts of Australia, but its original and most commonly referenced FM frequency is 105.7 MHz.

Quick Scoop: Triple j frequency

Triple j is a national Australian radio station, so the frequency you use depends on where you are listening.

  • The station’s classic Sydney FM frequency is 105.7 MHz, which is why people often associate “triple j” with 105.7.
  • Around Australia, triple j is broadcast on multiple FM frequencies such as 99.3 MHz, 105.5 MHz, 105.7 MHz, 107.5 MHz, and 107.7 MHz, with specific ones used in different regions.
  • The ABC publishes an official list of triple j transmission frequencies by area (state, city, and frequency in MHz).
  • There is also an online “Frequency Finder” for triple j where you can enter your suburb or postcode to get the exact frequency for your location.

How to find “your” triple j frequency

If you’re trying to tune in right now:

  1. Go to the ABC reception/frequency finder and enter your suburb or postcode to see the local triple j frequency.
  1. If you’re scanning manually on FM, start around 105–108 MHz, since many triple j services sit in that range (for example, 105.7 MHz, 107.5 MHz, 107.7 MHz).
  1. If FM reception is poor, you can also listen via digital platforms and apps, where you don’t need to know the frequency at all.

In everyday conversation, when people ask “what is triple j frequency?”, they’re usually thinking of 105.7 FM, but technically the accurate answer depends on your local transmitter area.

TL;DR: triple j is most famously on 105.7 FM, but the exact frequency varies by region, so you should check the ABC frequency finder or local frequency list for your area.

Information gathered from public forums or data available on the internet and portrayed here.