| POST TOWN | COVERAGE | AREA |
|---|---|---|
| LONDON | Northern head district: Barnsbury (part), Canonbury, Kings Cross, Islington, Pentonville, De Beauvoir Town, Hoxton. Shoreditch (part) | Hackney, Islington, Camden |
| LONDON | Kings Cross Central | Camden |
| LONDON | PO boxes in N1 and N1C | non-geographic |
| LONDON | East Finchley district: East Finchley, Fortis Green, Hampstead Garden Suburb (part) | Barnet, Haringey |
| LONDON | Finchley district: Finchley, Church End, Finchley Central | Barnet |
| LONDON | Finsbury Park district: Finsbury Park, Manor House, Harringay (part), Stroud Green (part) | Haringey, Islington, Hackney |
| LONDON | Highbury district: Highbury, Highbury Fields | Islington, Hackney (part) |
| LONDON | Highgate district: Highgate, Hampstead Heath (part) | Camden, Haringey, Islington |
| LONDON | Holloway district: Holloway, Barnsbury (part), Islington (part), Tufnell Park (part) | Islington, Camden |
| LONDON | Hornsey district: Hornsey, Crouch End, Harringay (part) | Haringey, Islington |
| LONDON | Lower Edmonton district: Lower Edmonton, Edmonton (part) | Enfield |
| LONDON | Muswell Hill district: Muswell Hill, South Friern | Haringey, Barnet |
| LONDON | New Southgate district: New Southgate, Friern Barnet, Bounds Green, Arnos Grove (part) | Enfield, Barnet, Haringey |
| LONDON | North Finchley district: North Finchley, Woodside Park, Friern Barnet (part) | Barnet |
| LONDON | Palmers Green district: Palmers Green | Enfield |
| LONDON | Southgate district: Southgate, Oakwood, Arnos Grove (part) | Enfield, Barnet |
| LONDON | South Tottenham district: South Tottenham, Harringay (part), West Green, Seven Sisters, Stamford Hill (part) | Hackney, Haringey |
| LONDON | Stoke Newington district: Stoke Newington, Stamford Hill (part), Shacklewell, Dalston (part), Newington Green (part) | Islington, Hackney |
| LONDON | Tottenham district: Tottenham, Wood Green (part) | Haringey |
| LONDON | Upper Edmonton district: Upper Edmonton, Edmonton (part) | Enfield |
| LONDON | Upper Holloway district: Upper Holloway, Archway, Tufnell Park (part) | Islington, Camden |
| LONDON | Whetstone district: Whetstone, Totteridge, Oakleigh Park | Barnet |
| LONDON | Winchmore Hill district: Winchmore Hill, Bush Hill, Grange Park | Enfield |
| LONDON | Wood Green district: Wood Green, Bounds Green (part), Bowes Park | Haringey, Enfield |
| WEMBLEY | Alperton, Sudbury (south), Sudbury Hill, Wembley Central and North Wembley | Brent, Harrow, Ealing |
| HARROW | Harrow, Harrow on the Hill, North Harrow, Northwick Park, Sudbury (north), Sudbury Hill | Harrow, Brent |
| HARROW | North Harrow, South Harrow, West Harrow, Rayners Lane (south) | Harrow |
| HARROW | Harrow Weald, Kenton, Wealdstone, Queensbury, Belmont (west and south) | Harrow, Brent |
| RUISLIP | Ruislip, Eastcote (west and south), South Ruislip, Ruislip Manor, Ruislip Gardens | Hillingdon |
| PINNER | Pinner, Eastcote (north and east), Hatch End, Rayners Lane (north), Carpenders Park (part) | Harrow, Hillingdon, Three Rivers |
| NORTHWOOD | Northwood, Northwood Hills, Moor Park | Hillingdon, Three Rivers |
| STANMORE | Stanmore, Queensbury, Belmont (north and east) | Harrow, Brent |
| EDGWARE | Edgware, Burnt Oak, Canons Park, Queensbury | Barnet, Brent, Harrow |
| WEMBLEY | Wembley, Wembley Park, Wembley Central (East), Preston, Tokyngton | Brent |
| LONDON | North Western head district: Marylebone (part), Euston, Regent's Park, Baker Street, Camden Town, Somers Town, Primrose Hill (part) and Lisson Grove (part) | Camden, Westminster |
| LONDON | PO boxes in NW1 | non-geographic |
| LONDON | Cricklewood district: Cricklewood, Dollis Hill, Childs Hill, Golders Green (part), Brent Cross (part), Willesden (north), Neasden (north) | Barnet, Brent, Camden |
| LONDON | Hampstead district: Hampstead, Belsize Park, Frognal, Childs Hill (east), South Hampstead (north), Swiss Cottage (east), Primrose Hill (north), Chalk Farm (west), Gospel Oak | Camden, Barnet |
| LONDON | Hendon district: Hendon, Brent Cross (part) | Barnet |
| LONDON | Kentish Town district: Kentish Town, Camden Town (part), Gospel Oak (part), Dartmouth Park, Chalk Farm (east), Tufnell Park (west) | Camden, Islington |
| LONDON | Kilburn district: Kilburn, Brondesbury, West Hampstead, Queen's Park, Kensal Green (part), South Hampstead (south), Swiss Cottage (west) | Brent, Camden, Westminster |
| LONDON | Mill Hill district: Mill Hill, Arkley (part), Edgware (part) | Barnet |
| LONDON | St John's Wood district: St John's Wood, Primrose Hill (south), Lisson Grove (north) | Westminster, Camden |
| LONDON | The Hyde district: The Hyde, Colindale, Kingsbury, West Hendon, Wembley Park (part), Queensbury (part) | Barnet, Brent, Harrow |
| LONDON | Willesden district: Willesden, Harlesden, Kensal Green, Brent Park, College Park, Stonebridge, North Acton (part), West Twyford, Neasden (south), Old Oak Common, Park Royal (north) | Brent, Ealing, Hammersmith and Fulham, Kensington and Chelsea |
| LONDON | Golders Green district: Golders Green, Temple Fortune, Hampstead Garden Suburb (west), Hendon (part), Brent Cross (part) | Barnet |
| SOUTHALL | Southall (north) | Ealing |
| SOUTHALL | Southall (south), Norwood Green | Ealing, Hounslow |
| HAYES | Hayes (south), Harlington | Hillingdon |
| HAYES | Hayes (north), Yeading | Hillingdon |
| NORTHOLT | Northolt | Ealing, Harrow, Hillingdon |
| GREENFORD | Greenford, Perivale | Ealing |
| WEST DRAYTON | West Drayton, Harmondsworth, Sipson, Yiewsley, Longford | Hillingdon |
| UXBRIDGE | Uxbridge, Cowley, Hillingdon (part) | Hillingdon |
| UXBRIDGE | Denham, Harefield | Hillingdon, South Bucks |
| UXBRIDGE | Hillingdon, Ickenham | Hillingdon |
| UXBRIDGE | Stockley Park | Hillingdon |
| RICKMANSWORTH | Rickmansworth, Chorleywood, Croxley Green, Loudwater, Mill End, Maple Cross, Sarratt, Batchworth, Chenies, Harefield (part), West Hyde, Heronsgate, Chandler's Cross | Three Rivers, Chiltern, Hillingdon |
| KINGS LANGLEY | Kings Langley, Chipperfield, Hunton Bridge, Rucklers Lane, Bucks Hill | Dacorum, Three Rivers |
| ABBOTS LANGLEY | Abbots Langley, Bedmond | Three Rivers, St Albans |
| BOREHAMWOOD | Borehamwood, Elstree, Well End | Hertsmere |
| RADLETT | Radlett, Shenley | Hertsmere, St Albans |
| WATFORD | Watford town centre, Cassiobury, Nascot Wood | Watford |
| WATFORD | West Watford, Holywell | Watford |
| WATFORD | Oxhey, South Oxhey, Carpenders Park | Three Rivers, Watford |
| BUSHEY | Bushey, Bushey Heath | Hertsmere, Watford |
| WATFORD | North Watford | Watford |
| WATFORD | Garston, Leavesden, Aldenham, Letchmore Heath | Watford, Hertsmere, Three Rivers, St Albans |