Check this for rough FTTC roll out dates.
And this as well.
Update 31/03/2010:
BT have the list on their website and thinkbroadband have it as well.
Check out this article from Paul Thurrott about Live Mesh’s future and how it will be part of Windows Live Wave 4.
The number from poketalk is 07924-000-108
Discussed on MoneySavingExpert here.
I haven’t tried it myself so no idea of whether you will be charged and what the quality of the line is.
Another service is from Call Discount: 020 3347 3399
This should be inclusive from a landline or mobile. Expect variable quality of line as the margin on this service is very small.