Your sim will work in any unlocked phone that takes a compatible size SIM card.
If you are purchasing a new phone get one that says it will work on any network.
If you need a different size SIM you will need to phone and speak to the mobile team.
Please remember to mark Solved Posts with Best Answer. Doing so helps other customers and saves TalkTalk's Support Team time by only looking at unsolved topics. Thanks, Steve (a fellow customer).
