all postcodes in HP / Hemel Hempstead… find any address or company within the HP postcode area AB / Aberdeen AL / St Albans B / Birmingham BA / Bath BB / Blackburn BD / Bradford BH / Bournemouth BL / Bolton BN / Brighton BR / Bromley BS / Bristol BT / Belfast CA / Carlisle CB / Cambridge CF / Cardiff CH / Chester CM / Chelmsford CO / Colchester CR / Croydon CT / Canterbury CV / Coventry CW / Crewe DA / Dartford DD / Dundee DE / Derby DG / Dumfries DH / Durham DL / Darlington DN / Doncaster DT / Dorchester DY / Dudley E / East London EC / East Central London EH / Edinburgh EN / Enfield EX / Exeter FK / Falkirk FY / Blackpool G / Glasgow GL / Gloucester GU / Guildford GY / Guernsey HA / Harrow HD / Huddersfield HG / Harrogate HP / Hemel Hempstead HR / Hereford HS / Outer Hebrides HU / Hull HX / Halifax IG / Ilford IM / Isle of Man IP / Ipswich IV / Inverness JE / Jersey KA / Kilmarnock KT / Kingston upon Thames KW / Kirkwall KY / Kirkcaldy L / Liverpool LA / Lancaster LD / Llandrindod Wells LE / Leicester LL / Llandudno LN / Lincoln LS / Leeds LU / Luton M / Manchester ME / Rochester MK / Milton Keynes ML / Motherwell N / North London NE / Newcastle upon Tyne NG / Nottingham NN / Northampton NP / Newport NR / Norwich NW / North West London OL / Oldham OX / Oxford PA / Paisley PE / Peterborough PH / Perth PL / Plymouth PO / Portsmouth PR / Preston RG / Reading RH / Redhill RM / Romford S / Sheffield SA / Swansea SE / South East London SG / Stevenage SK / Stockport SL / Slough SM / Sutton SN / Swindon SO / Southampton SP / Salisbury SR / Sunderland SS / Southend-on-Sea ST / Stoke-on-Trent SW / South West London SY / Shrewsbury TA / Taunton TD / Galashiels TF / Telford TN / Tunbridge Wells TQ / Torquay TR / Truro TS / Cleveland TW / Twickenham UB / Southall W / West London WA / Warrington WC / Western Central London WD / Watford WF / Wakefield WN / Wigan WR / Worcester WS / Walsall WV / Wolverhampton YO / York ZE / Lerwick HP1 HP10 HP11 HP12 HP13 HP14 HP15 HP16 HP17 HP18 HP19 HP2 HP20 HP21 HP22 HP23 HP27 HP3 HP4 HP5 HP6 HP7 HP8 HP9 Postcode Area HP / Hemel Hempstead Postcode District HP / Hemel Hempstead select a postcode below to view the associated residential addresses, businesses and companies Postcode Residential Businesses Locality Latitude Longitude HP4 3DG 19 0 51.7596685 -0.5687759 HP4 3DH 22 0 51.7609692 -0.5720712 HP4 3DJ 29 2 51.7611666 -0.572775 HP4 3DL 1 1 51.762192 -0.569106 HP4 3DN 12 0 51.759446 -0.5681339 HP4 3DQ 4 0 51.7602178 -0.5707044 HP4 3DR 22 0 51.7577166 -0.5715364 HP4 3DS 26 0 51.7589821 -0.5705981 HP4 3DT 5 0 51.7600019 -0.5705528 HP4 3DU 35 0 51.7604765 -0.5714782 HP4 3DW 30 1 51.7585757 -0.5697126 HP4 3DX 15 0 51.7588035 -0.572183 HP4 3DY 10 0 51.7586418 -0.5708653 HP4 3DZ 10 0 51.7584486 -0.571832 HP4 3EA 39 0 51.7597475 -0.5736457 HP4 3ED 35 0 51.7606582 -0.5678924 HP4 3EE 11 0 51.7598894 -0.57253 HP4 3EF 5 0 51.7604061 -0.5723498 HP4 3EG 45 0 51.7618054 -0.5713203 HP4 3EH 42 0 51.7616007 -0.5737177 « 129 »