On Thu, 6 Dec 2007 02:06:39 -0800 (PST),
wrote:

Orange deliberatly makes it impossible for us to search their head
office address in the UK because the law requires us to send our
complaints to a non-p.o.-box address before we can request court
action against Orange no matter how badly Orange has screwed up.

Rubbish. 30 seconds on the Companies House website gives you the
address that Martin has already posted:

Name & Registered Office:
ORANGE LIMITED
ST JAMES COURT
GREAT PARK ROAD ALMONDSBURY PARK
BRADLEY STOKE BRISTOL
BS32 4QJ
Company No. 03110666