@LW7
All moves to a full fibre connection result in the copper circuit at the address becoming obsolete. Sky provides a PAYG voice call service over IP by default, from the socket on the rear of the internet router.
There's no effect on Sky television: legacy Sky+ hasn't used the 'phone line' for many years.
* * * * * * *
Sky Glass 55" (on ethernet) & two Stream Pucks (one ethernet / one WiFi)
BT Halo 3+ Ultrafast FTTP (500Mbs), BT Smart Hub 2
