Planning your trip to Indonesia and trying to avoid high roaming costs? Getting a local prepaid sim card in Indonesia is the best way to stay connected. Don't let those slow overseas data roaming packages fool you. They reduce the internet speed! In this guide I tell you where to buy a sim card for Indonesia, the best 4G/5G network, up to date prices as per May 2022, my recommendation and even information about international and e-sim cards for Indonesia.