Work on carriers that use GSM networks all around the wold. Popular U.S. carriers that use GSM networks include AT&T, T-Mobile, Cricket, MetroPCS, Simple Mobile and Tracfone.
Most carriers outside the US also use GSM networks. You will need to use a SIM card from a GSM provider to get service for your unlocked phone.
If you have a question and want to see if it works on your carrier please message us before purchase to confirm.