Instead of a legacy Sprint phone, look for Certified Pre-Owned T-Mobile devices to ensure 100% network compatibility.
If you want the best value in the wake of the merger, consider these options:
Before buying a legacy Sprint phone, ensure it is unlocked and supports VoLTE . T-Mobile requires VoLTE for any device to work on its modern network.
You should now visit the official T-Mobile website or a T-Mobile retail store. 2. Buying "Sprint-Branded" Devices
If you were looking for the Sprint experience, here is how the market currently looks for potential buyers: