The HA4 postcode district is a postal district with a population of 50,175 and is within the HA Harrow postcode area.
The area of the HA4 postcode district is 6.11 square miles which is 15.81 square kilometres or 3,907.34 acres.
There are 5 postcode sectors within the HA4 district.
We found 4 hotels and guest houses within the HA4 postcode area
|Postcode Sector||Delivery Office|
|HA4 0||Ruislip Delivery Office|
|HA4 6||Ruislip Delivery Office|
|HA4 7||Ruislip Delivery Office|
|HA4 8||Ruislip Delivery Office|
|HA4 9||Ruislip Delivery Office|