Barnet, Brent, Camden, Ealing, Enfield, Hammersmith and Fulham, Haringey, Harrow, Hillingdon, Hounslow, Islington, Kensington and Chelsea, Westminster
Including neighbourhoods: Abbey Road, Abingdon, Acton Central, Addison, Alexandra, Alperton, Askew, Avonmore and Brook Green, Barnhill, Barnsbury, Bayswater, Bedfont, Belmont, Belsize, Bloomsbury, Botwell, Bounds Green, Bowes, Brentford, Brompton, Brondesbury Park, Bruce Grove, Brunel, Brunswick Park, Bryanston and Dorset Square, Bunhill, Burnt Oak, Bush Hill Park, Caledonian, Camden Town with Primrose Hill, Campden, Canonbury, Canons, Cantelowes, Cavendish, Charville, Chase, Childs Hill, Chiswick Homefields, Chiswick Riverside, Church Street, Churchill, Clerkenwell, Cleveland, Cockfosters, Colindale, College Park and Old Oak, Colville, Coppetts, Courtfield, Cranford, Cremorne, Crouch End, Dollis Hill, Dormers Wells, Dudden Hill, Ealing Broadway, Ealing Common, Earl's Court, East Acton, East Barnet, East Finchley, Eastcote and East Ruislip, Edgware, Edmonton Green, Elthorne, Enfield Highway, Enfield Lock, Fairfield, Feltham North, Feltham West, Finchley Church End, Finsbury Park, Fortis Green, Fortune Green, Frognal and Fitzjohns, Fryent, Fulham Broadway, Fulham Reach, Garden Suburb, Golborne, Golders Green, Gospel Oak, Grange, Greenford Broadway, Greenford Green, Greenhill, Hale, Hammersmith Broadway, Hampstead Town, Hanger Hill, Hanworth, Hanworth Park, Harefield, Harlesden, Harringay, Harrow on the Hill, Harrow Road, Harrow Weald, Haselbury, Hatch End, Haverstock, Headstone North, Headstone South, Heathrow Villages, Heston Central, Heston East, Heston West, High Barnet, Highbury East, Highbury West, Highgate, Highlands, Hillingdon East, Hillrise, Hobbayne, Holloway, Hornsey, Hounslow Central, Hounslow Heath, Hounslow South, Hounslow West, Hyde Park, Ickenham, Isleworth, Jubilee, Junction, Kensal Green, Kensington, Kentish Town, Kenton, Kenton East, Kenton West, Kilburn, King's Cross, Knightsbridge and Belgravia, Lady Margaret, Lancaster Gate, Little Venice, Lower Edmonton, Maida Vale, Manor, Mapesbury, Marlborough, Marylebone High Street, Mildmay, Mill Hill, Munster, Muswell Hill, Noel Park, Norland, North End, North Greenford, Northfield, Northolt Mandeville, Northolt West End, Northumberland Park, Northwick Park, Northwood, Northwood Hills, Norwood Green, Notting Barns, Oakleigh, Osterley and Spring Grove, Palace Riverside, Palmers Green, Parsons Green and Walham, Pembridge, Perivale, Pinkwell, Pinner, Pinner South, Ponders End, Preston, Queen's Gate, Queen's Park, Queensbury, Ravenscourt Park, Rayners Lane, Redcliffe, Regent's Park, Roxbourne, Roxeth, Royal Hospital, Sands End, Seven Sisters, Shepherd's Bush Green, South Acton, South Ruislip, Southall Broadway, Southall Green, Southbury, Southfield, Southgate, Southgate Green, St Ann's, St Charles, St George's, St James's, St Mary's, St Pancras and Somers Town, St Peter's, Stanley, Stanmore Park, Stroud Green, Sudbury, Swiss Cottage, Syon, Tachbrook, Tokyngton, Tollington, Tottenham Green, Tottenham Hale, Totteridge, Town, Townfield, Turkey Street, Turnham Green, Underhill, Upper Edmonton, Uxbridge North, Uxbridge South, Vincent Square, Walpole, Warwick, Wealdstone, Welsh Harp, Wembley Central, West Drayton, West End, West Finchley, West Green, West Hampstead, West Harrow, West Hendon, West Ruislip, Westbourne, White Hart Lane, Willesden Green, Winchmore Hill, Woodhouse, Woodside, Wormholt and White City, Yeading, Yiewsley
Boundaries may have changed following the April 2026 merger.