EN postcode area
The EN postcode area, also known as the Enfield postcode area, is a group of eleven postcode districts in England, within seven post towns. These cover parts of northern Greater London (including Enfield and Barnet), southern Hertfordshire (including Potters Bar, Waltham Cross, Broxbourne and Hoddesdon) and western Essex (including Waltham Abbey).

Postal administration
Mail for this area is sorted at the Home Counties North Mail Centre in Hemel Hempstead, and is delivered from offices in Enfield (Southbury Road EN1), Barnet (Longmore Avenue EN5), Potters Bar (Darkes Lane EN6), Waltham Cross (Eleanor Cross Road EN8) and Hoddesdon (Conduit Lane EN11). The area served includes the northern parts of the London Boroughs of Enfield and Barnet, the eastern part of the Hertsmere district of Hertfordshire, the southern part of the Welwyn Hatfield district and virtually all of the borough of Broxbourne, while EN9 and small parts of EN10 and EN11 cover the western part of the Epping Forest district of Essex.

List of postcode districts
The approximate coverage of the postcode districts:

Map
See also
Edmonton Hundred, this obsolete division has a map showing its parishes, the largest of which was always Enfield alike to the ENFIELD post town, and its bulk mirrors EN1 to EN3 and EN6
Postcode Address File
List of postcode areas in the United Kingdom

References
External links
Royal Mail's Postcode Address File
A quick introduction to Royal Mail's Postcode Address File (PAF)