Reddit reviews AT&T Prepaid Sim Card for USA Canada 10 Days Preload 22 GB Data -Unlimited Calls Texts

（This sim card needs to be activated three days in advance，Please confirm your travel date before purchasing the card)Local Sims: Our sim cards are issued by USA Local carrier AT&T themselves ,with this 100% authentic New card ,you will enjoy America's Best Network .High Speed:You will get 22GB data up to 4G speeds in USA Canada -all at no extra roaming cost!Free Calls and SMS: Unlimited Voice and texts within USA Canada and Mexico,Stay in touch with those at home without staying in red !Travel Sim Card: Valid for 10 days (Start from your activation date),Best choice for tourists, business clients ,expat,holidaymakers,and international students.Compatible Phones : Compatible with unlocked Non-Contract smartphones such as Huawei , iPhones 6s and beyond,Samsung S7s and beyond .etc.Phones must support CDMA, GSM and LTE on most bands.CANNOT support contract phone