Hillingdon · UB3

Gas safety certificate in UB3 (Hayes)? We'll point you the right way.

Covering Hayes, Harlington, including Hayes Town, Heathrow Villages, Pinkwell. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in UB3 (Hayes)

No gas safety engineer listed for UB3 (Hayes) yet. Tell us what you need and we'll find you a registered gas safety engineer, free.

Request a gas safety certificate in UB3 (Hayes)

How to check a gas safety engineer is registered: see the Hillingdon page.

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UB3 (Hayes) in a nutshell

UB3 covers Hayes, Harlington, in Hillingdon. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for UB3

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Hillingdon council area

UB3 is in Hillingdon's area. Some councils run their own landlord licensing, so it's worth checking theirs.

Where's this from?postcodes.io (ONSPD) local authority
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Give your full postcode

UB3 stretches across Hayes Town, Heathrow Villages, Pinkwell and more, so give your full postcode, not just 'UB3', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Postcodes change here

Lots of old UB3 postcodes have been retired. If an old letter shows a different postcode, use your current one.

Where's this from?Doogal/ONSPD: 987 of 1,771 postcodes active
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New to gas safety certificates? Here's what to expect, how to get ready and what it costs, in plain English. Read the quick guide →

England landlord rules: quick version

  • Every year: a check by a Gas Safe registered engineer.
  • Within 28 days: give your tenants a copy (new tenants get it before they move in).
  • Keep it: hang on to records for at least 2 years.

More detail on the Hillingdon page. Always double-check on GOV.UK.

Next door to UB3

UB4 · YeadingUB11 · Stockley ParkUB2 · SouthallUB1 · SouthallUB7 · West DraytonTW14 · Hatton

← Gas safety (CP12) across Hillingdon · all areas

Frequently asked questions

Which areas does UB3 cover?

UB3 (Hayes, Harlington) includes the wards of Hayes Town, Heathrow Villages, Pinkwell, Wood End (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to UB3?

Neighbouring districts include UB4 (Yeading), UB11 (Stockley Park), UB2 (Southall), UB1 (Southall) (ONS Postcode Directory via Doogal). A pro covering UB3 may well cover these too, so it's worth asking.

How many homes are in UB3?

About 16,057 households and 48,474 residents at the 2011 Census, across 987 active postcodes (Doogal / ONS Postcode Directory).

Which council area is UB3 in?

UB3 sits in Hillingdon (postcodes.io). Parliamentary constituency: Hayes and Harlington.

📊 The numbers behind this page
Postcode district
UB3 1
Areas covered
Hayes, Harlington 2
Active postcodes
987 3
Households (2011 Census, via Doogal)
16,057 2
Population (2011 Census, via Doogal)
48,474 2
Electoral wards
Hayes Town, Heathrow Villages, Pinkwell, Wood End 4
Parliamentary constituencies
Hayes and Harlington 4
Local authority
Hillingdon 4
Households heated by mains gas only (Hillingdon built-up area)
75.8% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. ONS Census 2021

Made with open data. See where it all comes from. Updated 26 October 2026.