TalkTalk never use BT Wholesale for FTTC. Neither do they take new ADSLx customers on BT Wholesale as far as I know. Other than Post Office ones, where TT manage the service.
The indispensable man or woman passes from the scene, and what happens next is more or less the same thing as was happening before.
My broadband basic info/help site - www.robertos.me.uk.
Domains, site and mail hosting - Tsohost
Connection - Plusnet
UnLim Fibre (FTTC). Sync 58162/14182kbps @ 600m. - BQM