Postcode Sectors

Summary

A map service layer containing Postcode Sectors polygons (January 2018 release). Postcode Sector is a sub-area of a postcode district, whose area is identified by the number third from the end of a full postcode. There are approximately 9000 postcode sectors in Great Britain. An example of a postcode sector code is 3, from GU12 3DH.

Description

Code-Point Open provides geographical coordinates for all of the 1.8 million postcode units in England, Scotland and Wales.

Credits

Contains OS data © Crown copyright and database right ()

Use limitations

Limitations on public access

No limitations

Use constraints

Use limitation dependent upon Public Sector Mapping Agreement

Extent

Geographic Description

UK

Geographic Bounding Box

West bounding longitude
-4.94
East bounding longitude
2.02
North bounding latitude
55.19
South bounding latitude
50.19

Topics and Keywords

Themes or categories of the resource

postcodes

Descriptive keywords

Keywords: postcodes, Ordnance Survey, mapping

Resource Citation

Title

Postcode Sectors

Presentation Form

Digital Map

Edition

January 2018

Resource Details

Dataset languages

English (UNITED KINGDOM)

Dataset character set

utf8

Spatial representation typ

vector

Dataset's scale Scale denominator

1250

Online Source

Code-Point with polygons

Resource Points of Contact

Point of contact

Organization's name: Ordnance Survey

Contact's role: publisher

Resource Maintenance

Date of next update

April 2018

Update frequency

Quarterly - April, July, October and January

Spatial Reference

Type

Projected

Geographic coordinate reference

GCS_OSGB_1936

Projection

British_National_Grid

Reference system identifier

Value 27700

Codespace EPSG

Version 8.2.6

Data Quality

Resource Level

Dataset

Lineage

Lineage statement

Derived from OS Code-Point (Postcode Unit centroids), using Thiessen polygons method. Polygons are clipped to the extent of OS Code-Point with Polygons outline and dissolved by Postcode Sector field. Single space postcode format used.