EC postcode area

The EC1 postcode district (51°31′23″N 0°05′31″W / 51.523°N 0.092°W / 51.523; -0.092 (EC1)) is roughly bounded by City Road to the northeast and east, Moorgate to the east, Chiswell Street and Newgate Street to the south, Rosebery Avenue to the northwest, and Gray's Inn Road to the west, where it borders WC postcode area. A long thin protrusion to the north east takes in all of Old Street. Taking in the districts of Clerkenwell, Finsbury and the northwestern corner of the City of London from St Paul's Cathedral.^[3]

The EC2 postcode district (51°31′05″N 0°05′02″W / 51.518°N 0.084°W / 51.518; -0.084 (EC2)) is roughly bounded by Old Street to the north, Bishopsgate to the east, Cheapside, Poultry and Threadneedle Street to the south, and Aldersgate to the west. The postcode district includes Moorgate, Finsbury Circus and Liverpool Street and roughly covers the northeastern corner of the City of London from St Paul's Cathedral. To the north there are small sections in the London Borough of Islington and the London Borough of Hackney. Numbers 250-288 Bishopsgate (EC2M) fall within the London Borough of Tower Hamlets^[4]

The EC3 postcode district (51°30′29″N 0°04′34″W / 51.508°N 0.076°W / 51.508; -0.076 (EC3)) is roughly bounded by Minories and the Tower of London to the east, the River Thames to the south, London Bridge and Threadneedle Street to the west and Houndsditch to the north. It includes the Monument, Aldgate, Cornhill, Fenchurch Street, Gracechurch Street, Leadenhall Street, Lombard Street, Mincing Lane, Pudding Lane and Tower Hill and roughly covers the southeastern corner of the City of London. A small part is in the London Borough of Tower Hamlets, including the Tower of London.^[5]

The EC4 postcode district (51°30′40″N 0°05′53″W / 51.511°N 0.098°W / 51.511; -0.098 (EC4)) is roughly bounded by Cheapside to the north, London Bridge to the east, the River Thames to the south and Chancery Lane to the west. It roughly covers the southwestern corner of the City of London, including Fleet Street, Temple, Blackfriars, and St Paul's Cathedral. 6 postcodes in EC4 (2 in EC4A and 4 in EC4Y) fall within St. James's ward in Westminster.^[6]