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Thread: International LTE Roaming on AT&T Grandfathered International Unlimited Data Plan
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Old Feb 28, 2014 | 9:56 pm
  #7  
whl
10 Years on Site
 
Join Date: Apr 2012
Posts: 75
I tried my AT&T sim card on AT&T Note 3 purchased in US and unlock Note 3 purchased in Australia which is compatabile with Australia LTE bands and both didn't get LTE speed.

My conclusion is those on AT&T grandfathered international unlimited data does not get LTE roaming.
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