Originally from information seen at
The Independent Online website.
The Silent Call Guard contact is Keith Barker on Freephone 0800 0831138 (
as mentioned above by Dave
)
Or better still, you can go to the
Silent CallGuard website and register online.
Please Note
: registration is for 12 months, and if you wish to stay on the list, simply re-register at the end of the 12 months.
You can also pass details of any silent calls to
UK Data IT for further investigation.
Or you can register complaints with
OFCOM about a silent call at their website.