W1A 3SD is a live postcode in London, in the Islington local authority, London. It belongs to postcode sector W1A 3, district W1A and the W area (West London).
This is a large-user postcode: it is assigned to a single organisation rather than to a street.
W1A 3SD at a glance
Location
How to write an address in W1A 3SD
[Number] [Street name] LONDON W1A 3SD
Nearby postcodes
Other postcodes in sector W1A 3
Frequently asked questions
Where is postcode W1A 3SD?
W1A 3SD is in London, London. It is part of the W1A postcode district, within the W area (West London).
Which council covers W1A 3SD?
Addresses in W1A 3SD fall under Islington, in the Clerkenwell ward.
How do I write the postcode W1A 3SD?
Write it in capitals as W1A 3SD, with one space between the outward code W1A and the inward code 3SD, on the last line of the address.