At the time in 2018, AT&T would let you bring whatever device you wanted. They i...

		causality0 10 months ago \| parent \| context \| favorite \| on: Australia's 3G Shutdown – Why your 4G/5G Phone is ... At the time in 2018, AT&T would let you bring whatever device you wanted. They implemented whitelisting in the leadup to disabling 3G voice in February 2022. I believe sometime around March or May of 2021 was the last time you could activate a non-whitelisted device.