This is a list of telephone dialling codes in the United Kingdom. This list is based on the official standard, but includes defunct codes and historical changes, including the derivation of the two letter identities, in cases where known. The United Kingdom adopts an open for its. Dialling codes do not correspond to specific political boundaries. For example, the Coventry dialling code covers a large area of Warwickshire and the Manchester dialling code covers part or all of several neighbouring towns. When dialling within the country, all area codes are preceded by the national trunk prefix 0, which has been included in all listings in this article. When dialling from abroad, the 0 prefix is not dialled. When dialling within the same area, the area code is not needed, save for a handful of areas that do require this. When calling from a mobile telephone, the area code is always needed. This code is now unused, and this may simply telephone area codes uk because previously it was 0999 and the emergency telephone number is 999. It is likely to have been avoided so as to avoid confusion. The area code is set aside for use as as are parts of a number of other area codes. London, numbers using the 020 xxxx xxxx format. The number format '5+4' refers to, e. Brampton, numbers using the 0169 77 xxxx format. This enables local numbers to start with 0 or 1, and was introduced to increase telephone area codes uk number of available telephone numbers within these areas. These calls are treated as international calls. Local numbers have eight digits and currently begin 3, 7, or 8. Southampton numbers begin 80, 81, 82. Portsmouth numbers begin 92, 93, 94. Local numbers have eight digits. Coventry numbers begin 75, 76, 77. Local numbers have eight digits. Down : 43, Downpatrick: 44, Enniskillen: 66, Lisnaskea: 67, Kesh: 68, Coleraine: 70, Derry: 71, Limavady: 77, Magherafelt: 79, Carrickmore: 80, Newtownstewart: 81, Omagh: 82, Ballygawley: 85, Cookstown: 86, Dungannon: 87, Fivemiletown: 89, Belfast: 90 and 95, Bangor Co. Down : 91, Lisburn: 92, Ballyclare: 93, Antrim: 94, Saintfield: 97. When dialling Northern Ireland from the Republic of Ireland, it may be cheaper to dial 048 xxxx xxxx rather than the normal 00 44 28 xxxx xxxx see. Local numbers have seven digits and begin 3, 4 or 9. Cardiff numbers begin 20, 21, 22. Local numbers have eight digits. Durham numbers begin 3, 9. Sunderland numbers begin 5, 7. Local numbers have seven digits. These codes include 01204, 01208, 01254, 01276, 01297, 01298, 01363, 01364, 01384, 01386, 01404, 01420, 01460, 01461, 01480, 01488, 01524 mixed01527, 01562, 01566, 01606, 01629, 01635, 01647, 01659, 01695, 01726, 01744, 01750, 01768 mixed01827, 01837, 01884, 01900, 01905, 01935, 01946 mixed01949, 01963 and 01995. These areas can potentially have either or both five-digit and four-digit local numbers. Nowadays only Brampton 0169 77 has four-digit local numbers 0169 77 2xxx and 0169 77 3xxx, as well as five-digit local numbers 0169 77 4xxxx to 0169 77 9xxxx, as described at and at. Barrow-in-Furness numbers begin 2, 4, 5, 6, 8. Millom numbers begin 3, 7, 9. Bangor numbers began 2, 3, 4, 5, 6, 8, 9 before 2000. Coleraine numbers began 2, 3, 4, 5, 8, 9 before 2000. Ballymena numbers began 2, 3, 4, 6, 8, 9 before 2000. Aboyne numbers begin 2, 3, 5, 8. Ballater numbers begin 4, 6, 7, 9. Enniskillen numbers began 2, 3, 4, 8, 9 before 2000. Dumfries numbers begin 2, 4, 5, 6, 7, 8, 9. Bishop Auckland numbers begin 3, 4, 6, 7, 8, 9. Stanhope Eastgate numbers begin 2, 5. Downpatrick numbers began 2, 3, 4, 5, 6, 8, 9 before 2000. Boroughbridge numbers begin 3, 4, 9. Harrogate numbers begin 2, 5, 6, 7, 8. Market Weighton numbers begin 6, 7, 8, 9. North Cave numbers begin 2, 3, 4, 5. Bellingham numbers begin 2, 4, 9. Haltwhistle numbers begin 3, 5. Hexham numbers begin 6, 7, 8. Clynderwen Clunderwen numbers begin 2, 3, 4, 5. Haverfordwest numbers begin 6, 7, 8, 9. Londonderry numbers began 2, 3, 4, 5, 6, 8, 9 before 2000. Alford Lincs numbers begin 4, 8, 9. Louth numbers begin 3, 6, 7. Spilsby numbers begin 2, 5. Lancaster numbers begin 3, 4, 5, 6, 7, 8, 9. Kendal numbers begin 2, 3, 7, 8, 9. Fair Isle numbers begin 76. Magherafelt numbers began 2, 3, 4, 5, 6, 8, 9 before 2000. Omagh numbers began 2, 3, 4, 8, 9 before 2000. Llanidloes numbers begin 2, 3, 4, 7. Newtown numbers begin 5, 6, 8, 9. Newry numbers began 2, 3, 4, 5, 6, 8, 9 before 2000. Brampton six-figure numbers begin 2, 5, 6, 8, 9. Penrith numbers begin 2, 5, 6, 8, 9. Thurso numbers begin 2, 3, 4, 5, 8. Tongue numbers begin 6, 7, 9. Great Bernera numbers begin 4, 6, 9. Stornoway numbers begin 2, 3, 5, 7, 8. Ayton numbers begin 5, 6, 7, 9. Coldstream numbers begin 2, 3, 4, 8. Where switchboards blocked 0930 as Premium rate, the mobile phones could not be contacted. Whitehaven numbers begin 2, 3, 4, 5, 6, 8, 9. Hornsea numbers begin 2, 5, 8, 9. Patrington numbers begin 3, 4, 6, 7. Alford Aberdeen numbers begin 2, 4, 5, 9. Telephone area codes uk numbers begin 3, 6, 7, 8. Page 7: '01697 — Brampton should be 0169 77; not 01697'. Pages 6 and 7 show Brampton examples using 0169 77 and +44 169 77 codes. Page 20 shows Brampton telephone area codes uk as 0169 77.