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– patterns for checking which area codes and prefixes are valid and patterns for formatting each number type, archived in 2014 "The first 25 years of UK STD code changes summarised" (PDF). Sam Hallas. May 2014. – detailed information and explanation "Area codes as they were in the early 1990s".
This is the format used by most areas. It has a four-digit area code (after the initial zero) and a six digit subscriber number, and is known as 4+6 format. These area codes were changed by adding a "1" directly after the initial zero as a part of PhONEday in 1995. Just short of 581 areas use this format, and the area codes range from 01200 to ...
The postcode area is the largest geographical unit used and forms the initial characters of the alphanumeric UK postcode. [1] There are currently 121 geographic postcode areas in use in the UK and a further three often combined with these covering the Crown Dependencies of Guernsey, Jersey and Isle of Man.
Of the 16 area codes freed up for alternative use in the 1980s, at least 11 were re-used for other services. For example, the 0401 area code was re-allocated to Cellnet mobile services. Five of the area codes remained unused, including 01632, which is now partially reserved for fictitious telephone numbers. In 1995, the PhONEday changes for ...
The postcode area is the largest geographical unit used and forms the initial characters of the alphanumeric UK postcode. [1] There are currently 121 geographic postcode areas in use in the UK and a further 3 often combined with these covering the Crown Dependencies of Guernsey, Jersey and Isle of Man.
Postcode area Postcode districts Post town Former postal county; AB: AB10, AB11, AB12, AB15, AB16, AB21, AB22, AB23, AB24, AB25, AB99 non-geo: Aberdeen (Aberdeenshire) AB AB13 Milltimber: Aberdeenshire AB AB14 Peterculter: Aberdeenshire AB AB30 Laurencekirk: Kincardineshire: AB AB31 Banchory: Kincardineshire AB AB32 WESTHILL: Aberdeenshire AB ...
This is a list of geographic UK dialling codes covering Wales that are currently in use. Some exchanges cover both sides of the Wales-England border.All geographic telephone numbers in Wales are in the format (01xxx) xxxxxx, with the exception of Cardiff and the surrounding area which has been (029) xxxx xxxx since the "Big Number Change" in 2000.
Pages in category "Area codes in the United Kingdom" The following 7 pages are in this category, out of 7 total. This list may not reflect recent changes.