HA3 3DH is a live postcode in Harrow, in the Harrow local authority, London. It belongs to postcode sector HA3 3, district HA3 and the HA area (Harrow).
This is a large-user postcode: it is assigned to a single organisation rather than to a street.
HA3 3DH at a glance
Location
How to write an address in HA3 3DH
[Number] [Street name] HARROW HA3 3DH
Nearby postcodes
Other postcodes in sector HA3 3
Frequently asked questions
Where is postcode HA3 3DH?
HA3 3DH is in Harrow, London. It is part of the HA3 postcode district, within the HA area (Harrow).
Which council covers HA3 3DH?
Addresses in HA3 3DH fall under Harrow, in the Greenhill ward.
How do I write the postcode HA3 3DH?
Write it in capitals as HA3 3DH, with one space between the outward code HA3 and the inward code 3DH, on the last line of the address.