This is the mySociety cache of OS, ONS, and OSNI open data, first released 1st April 2010, as allowed under the licences (please read!). Thanks to them, data.gov.uk, and everyone else involved in releasing this data! :)

Former products

OS Open Map Local Raster (October 2016):
Whole GB (14.1Gb)
        HP    
      HT HU    
  HW HX HY HZ    
NA NB NC ND      
NF NG NH NJ NK    
NL NM NN NO      
  NR NS NT NU    
  NW NX NY NZ OV  
    SC SD SE TA  
    SH SJ SK TF TG
  SM SN SO SP TL TM
  SR SS ST SU TQ TR
SV SW SX SY SZ TV  

Sites & Products of ours that use OS data

  • Mapit is our central public postcode and area lookup for all our services, including:
  • WriteToThem — postcode lookup to administrative areas, for contacting your representative;
  • FixMyStreet — postcode lookup, maps of your local area, boundaries to work out which council your report is in;
  • TheyWorkForYou — postcode lookup to locate your MP.

OS datasets contain Ordnance Survey data © Crown copyright and database right. Code-Point Open contains Royal Mail data © Royal Mail copyright and database right. Code-Point Open and ONSPD contains National Statistics data © Crown copyright and database right. OSNI datasets contain LPS Intellectual Property © Crown copyright and database right.

Data (except Northern Ireland (BT) postcodes) may be used under the terms of the Open Government Licence. For Northern Ireland data, a separate licence for commercial use is required direct from Land and Property Services. An End User licence (for internal business use only) will be issued by ONS with the data, which can be found at the ONS website. Use of the Northern Ireland data contained within the ONS postcode products constitutes acceptance of the NI licensing terms and conditions.

Thanks also to Bytemark for hosting.