Complex sentence: The term North London is most commonly used to refer to districts in the N and EN postcode areas, which includes most districts within Barnet, Enfield, Haringey and Islington, plus some districts within Camden and Hackney.
Split into simpler sentences: The term North London is most commonly used to refer to districts in the N and EN postcode areas. This includes most districts within Barnet, Enfield, Haringey and Islington, plus some districts within Camden and Hackney.