| HP1 |
HEMEL HEMPSTEAD |
Bourne End, Boxmoor, Chaulden, Fields End, Gadebridge, Great Gaddesden, Nettleden, Piccotts End, Water End, Warner's End |
Dacorum |
| HP2 |
HEMEL HEMPSTEAD |
Gaddesden Row, Piccotts End, Grovehill, Adeyfield, Hemel Hempstead Industrial Estate |
Dacorum |
| HP3 |
HEMEL HEMPSTEAD |
Apsley, Bovingdon, Felden, Flaunden, Hemel Hempstead, Leverstock Green |
Dacorum |
| HP4 |
BERKHAMSTED |
Berkhamsted, Dagnall, Dudswell, Little Gaddesden, Northchurch, Potten End, Ringshall |
Dacorum, Buckinghamshire |
| HP5 |
CHESHAM |
Chesham, Ashley Green, Bellingdon, Botley, Chartridge, Hawridge, Latimer, Lye Green, Newtown, Waterside, Whelpley Hill |
Buckinghamshire |
| HP6 |
AMERSHAM |
Amersham (north), Chesham Bois, Hyde Heath, Little Chalfont (north) |
Buckinghamshire |
| HP7 |
AMERSHAM |
Amersham (south), Coleshill, Little Chalfont (west and centre), Little Missenden, Penn Street, Winchmore Hill |
Buckinghamshire |
| HP8 |
CHALFONT ST. GILES |
Chalfont St Giles, Little Chalfont (south) |
Buckinghamshire |
| HP9 |
BEACONSFIELD |
Beaconsfield, Forty Green, Holtspur, Jordans, Knotty Green, Seer Green |
Buckinghamshire |
| HP10 |
HIGH WYCOMBE |
High Wycombe, Flackwell Heath, Handy Cross, Hedsor, Loudwater, Penn, Tylers Green, Wooburn, Wooburn Green, Wooburn Moor |
Buckinghamshire |
| HP11 |
HIGH WYCOMBE |
Wycombe Marsh |
Buckinghamshire |
| HP12 |
HIGH WYCOMBE |
High Wycombe, Booker, Sands |
Buckinghamshire |
| HP13 |
HIGH WYCOMBE |
High Wycombe, Downley, Totteridge |
Buckinghamshire |
| HP14 |
HIGH WYCOMBE |
Beacon's Bottom, Bledlow Ridge, Bolter End, Bradenham, Cadmore End, Hughenden Valley, Ibstone, Lane End, Naphill, Northend, Stokenchurch, The City, Upper North Dean, West Wycombe |
Buckinghamshire |
| HP15 |
HIGH WYCOMBE |
Cryers Hill, Great Kingshill, Hazlemere, Holmer Green, Hughenden Valley |
Buckinghamshire |
| HP16 |
GREAT MISSENDEN |
Great Missenden, Ballinger, The Lee, Little Hampden, Little Kingshill, Prestwood, South Heath |
Buckinghamshire |
| HP17 |
AYLESBURY |
Aston Sandford, Bishopstone, Butler's Cross, Dinton, Dorton, Ellesborough, Ford, Great and Little Kimble, Kingsey, Haddenham, Meadle, Nash Lee, Stone, Upton, Westlington |
Buckinghamshire |
| HP18 |
AYLESBURY |
Ashendon, Berryfields, Boarstall, Brill, Chearsley, Chilton, Cuddington, Dorton, Easington, Edgcott, Grendon Underwood, Ickford, Kingswood, Long Crendon, Lower Winchendon, Ludgershall, Oakley, Shabbington, Upper Winchendon, Waddesdon, Westcott, Worminghall, Wotton Underwood |
Buckinghamshire |
| HP19 |
AYLESBURY |
Aylesbury, Berryfields, Buckingham Park, Fairford Leys, Prebendal Farm, Quarrendon, Watermead |
Buckinghamshire |
| HP20 |
AYLESBURY |
Aylesbury, Aylesbury Town Centre, Broughton, Elmhurst |
Buckinghamshire |
| HP21 |
AYLESBURY |
Aylesbury, Bedgrove, Elm Farm, Queens Park, Southcourt, Walton, Walton Court |
Buckinghamshire |
| HP22 |
AYLESBURY |
Aston Abbotts, Aston Clinton, Bierton, Buckland, Drayton Beauchamp, Dunsmore, Halton, Hardwick, Hulcott, North Lee, Nup End, Oving, Pitchcott, Quainton, Rowsham, Stoke Mandeville, Weedon, Wendover, Weston Turville, Whitchurch, Wingrave |
Buckinghamshire |
| HP22 |
PRINCES RISBOROUGH |
|
non-geographic[3][4] |
| HP23 |
TRING |
Aldbury, Buckland Common, Cholesbury, Hastoe, Long Marston, Marsworth, New Mill, Puttenham, St Leonards, Tring, Wigginton, Wilstone |
Dacorum, Buckinghamshire |
| HP27 |
PRINCES RISBOROUGH |
Askett, Bledlow, Ilmer, Lacey Green, Longwick, Loosley Row, Monks Risborough, Owlswick, Pitch Green, Princes Risborough, Saunderton, Speen |
Buckinghamshire |