Only if you have an EE Max Plan. For costs in US see https://ee.co.uk/help/add-ons-benefits-and-plans/call-or-going-abroad/roaming-costs/countries/usa .
Hi @Tlashseriki and welcome to the community.
As @XRaySpeX has pointed out usage in the USA is only inclusive for Max plan users.
What happens when you try and use data?
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