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B17 - Harborne
BT42 - Broughshane, Cullybackey, Galgorm, Kells
BT49 - Limavady, Ballykelly
E1 - Aldgate, Bishopsgate, Whitechapel, Shoreditch, Spitalfields, Shadwell, Stepney, Mile End, Portsoken
E2 - Bethnal Green, Haggerston, Shoreditch, Cambridge Heath
E5 - Upper Clapton, Lower Clapton, Leyton, Stoke Newington
E8 - Hackney Central, Dalston, London Fields
E9 - Homerton, Hackney Wick, South Hackney, Hackney Marshes, Victoria Park
EC1A - St Bartholomew's Hospital
EC1M - Clerkenwell, Farringdon
EC1N - Hatton Garden
EC1P - Non-geographic
EC1R - Finsbury, Finsbury Estate
EC1V - Finsbury, Moorfields Eye Hospital
EC1Y - St Luke's, Bunhill Fields
EC2A - Shoreditch
EC2M - Broadgate, Liverpool Street
EC2N - Old Broad Street, Tower 42
EC2P - Non-geographic
EC2R - Bank of England
EC2V - Guildhall
EC2Y - Barbican
EC3A - St Mary Axe, Aldgate
EC3M - Leadenhall, Lloyd's of London, Fenchurch Street
EC3N - Tower Hill, Tower of London
EC3P - Non-geographic
EC3R - Monument, Billingsgate
EC3V - Royal Exchange, Lombard Street
EC4A - Fetter Lane
EC4M - St Paul's
EC4N - Mansion House
EC4P - Non-geographic
EC4R - Cannon Street
EC4V - Blackfriars
EC4Y - Temple
EC50 - Non-geographic
L28 - Stockbridge Village
M33 - Sale, Brooklands
N10 - Muswell Hill
N1 - Barnsbury, Canonbury, Kings Cross, Islington, Pentonville, De Beauvoir Town, Hoxton
N15 - South Tottenham, Harringay, West Green, Seven Sisters, Stamford Hill
N16 - Stoke Newington, Stamford Hill, Shacklewell, Dalston, Newington Green
N17 - Tottenham, South Tottenham
N19 - Upper Holloway, Archway, Tufnell Park, Hornsey
N1C - Kings Cross
N1P - Non-geographic
N2 - East Finchley, Fortis Green, Hampstead Garden Suburb
N22 - Wood Green, Bounds Green, Bowes Park
N4 - Finsbury Park, Manor House, Harringay, Stroud Green
N5 - Highbury, Highbury Fields
N6 - Highgate, Hampstead Heath
N7 - Holloway, Barnsbury, Islington, Tufnell Park
N8 - Hornsey, Crouch End, Harringay
N81 - Non-geographic
NW1 - Euston, Camden Town, Somers Town, Primrose Hill, Gospel Oak, Lisson Grove
NW1W - Non-geographic, Euston
NW26 - Non-geographic
NW3 - Hampstead, Chalk Farm, Primrose Hill, Swiss Cottage, Belsize Park, Gospel Oak, Frognal, Childs Hill
NW5 - Kentish Town, Tufnell Park, Dartmouth Park, Gospel Oak
NW6 - Kilburn, Brondesbury, West Hampstead, Queen's Park
NW8 - St John's Wood, Primrose Hill, Lisson Grove
SE1 - Bankside, South Bank, Southwark, Bermondsey, Vauxhall
SW1Y - St. James's
W1A - Non-geographic
W1B - Portland Street, Regent Street
W1C - Oxford Street (west)
W1D - Soho (south east), Chinatown, Soho Square
W1F - Soho (north west)
W1G - Harley Street
W1H - Marylebone
W1J - Mayfair (south), Piccadilly, Royal Academy
W1K - Mayfair (north), Grosvenor Square
W1S - Hanover Square, Savile Row
W1T - Fitzrovia, Tottenham Court Road
W1U - Marylebone
W1W - Great Portland Street, Fitzrovia
WC1A - New Oxford Street
WC1B - Bloomsbury, British Museum
WC1E - University College London
WC1H - St Pancras
WC1N - Great Ormond Street Hospital
WC1R - Gray's Inn
WC1V - High Holborn
WC1X - Kings Cross, Finsbury (west)
WC2A - Lincoln's Inn Fields, Royal Courts of Justice
WC2B - Drury Lane, Aldwych
WC2E - Covent Garden
WC2H - Leicester Square
WC2N - Charing Cross
WC2R - Somerset House