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Telephone dialling codes in the United Kingdom. This is a list of telephone dialling codes in the United Kingdom, which adopts an open telephone numbering plan for its public switched telephone network. The national telephone numbering plan is maintained by Ofcom, an independent regulator and competition authority for the UK communications ...
Hospital emergency codes are coded messages often announced over a public address system of a hospital to alert staff to various classes of on-site emergencies. The use of codes is intended to convey essential information quickly and with minimal misunderstanding to staff while preventing stress and panic among visitors to the hospital.
Country code. 44. International access. 00. Long-distance. 0. List of United Kingdom dialing codes. In the United Kingdom, telephone numbers are administered by the Office of Communications ( Ofcom ). For this purpose, Ofcom established a telephone numbering plan, known as the National Telephone Numbering Plan, which is the system for assigning ...
25-pair color code. The 25-pair color code, originally known as even-count color code, [1] is a color code used to identify individual conductors in twisted-pair wiring for telecommunications .
Summary. This table lists in its first column the initial digits of the country code shared by each country in each row, which is arranged in columns for the last digit. When three-digit codes share a common leading pair, the shared prefix is marked by an arrow, ( ↙ ) pointing down and right to the three-digit codes.
List of telephone exchanges in London. This is a list of telephone exchanges located within Greater London. [1] Occasionally, in areas of high demand, two exchanges are located at the same premises; for example Canary Wharf and Poplar.
This is a list of international dialing prefixes used in various countries for direct dialing of international telephone calls.These prefixes are typically required only when dialling from a landline, while in GSM-compliant mobile phone (cell phone) systems, only the symbol + before the country code may be used [citation needed] irrespective of where the telephone is used at that moment; the ...
According to Ofcom, [72] UK consumers paid around £1.9 billion for calls to non-geographic numbers in 2009. Clients are attracted to 084 and 087 numbers because per minute revenue is generated for them from each call, and call queuing is permitted. Call centres may generate very high revenue from high call volumes.
Telephone numbers in Europe are managed by the national telecommunications authorities of each country. Most country codes start with 3 and 4 , but some countries that by the Copenhagen criteria are considered part of Europe have country codes starting on numbers most common outside of Europe (e.g. Faroe Islands of Denmark have a code starting ...
In May 1990, the single London area was split into two areas because of increased demand. Inner London was given the code 071, such as (071) 222 1234, and the rest 081. A local number (e.g. 222 1234) could then be used twice within London - once in 071 and again in 081. The local numbers remained as seven digits.