Around 2 to 3 working days.
If yours is longer than this it may be because the order was cancelled for some reason.
Please provide the date a box was ordered and how this was ordered and staff will look into this next week for you.
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).
