Trax Play network coverage in the US Maria Saldatsenkava 24 August 2018 11:39 Updated Trax Play connects to T-Mobile's 2G network in the United States. Please click on this link to check T-Mobile's network in your area. Trax Play will work wherever T-Mobile's coverage is good. Related articles Trax Play: What's in the box? Travelling with Trax Play Where does Trax Play work? How to get a GPS connection How does GPS Satellite Technology work?