There are two major providers of telephone and telecommunication services, these being British Telecommunications ("BT") and Mercury Communications; BT being the larger of the two.
Dial the following number for BT services:-
123 For the correct UK time.
100 UK Operator; for help making a UK call; making collect (reverse charges) calls to UK numbers; arranging for an alarm (early morning wake up) call; 24 hours a day, 7 days a week.
155 International Operator; for help making an international call; 24 hours a day, 7 days a week; toll free.
192 UK Directory Enquires; for help finding a UK telephone or fax number; 24 hours a day, 7 days a week.
153 International Directory Enquiries for help finding an international telephone or fax number and International Direct Dial Codes; 24 hours a day, 7 days a week.
190 To send a telegram/telemessage from London, Birmingham, or Glasgow. To send one from any other part of the UK dial 100.
152 General Enquiries; information on BT products and services; toll free.
0800 282 429 For information about BT's Conference Call service.
0800 378 389 To make a call to a ship.
Both companies provide public call boxes, although the majority are provided by BT. Full instructions on how to use the telephones are displayed in the call box.
BT call boxes.
These are glass type cubicles with either the word "Telephone" with red markings, or "Phonecard" with green markings, along the top of the cubical.
"Telephone" call boxes accept 10p, 20p, 50p and