Though not all phones offered by TracFone have computer connectivity, those that do use a similar method to connect to computers.

Navigate to the TracFone website (see Resources) and click on "Activate Phone" on the top right of the screen. Click the option that says "Transfer My Number and Service From One TracFone to Another." ...

Tracfone has been around since the '90s, but it's not exactly a top name. The best Tracfone smartphones offer good value, though.