Colwyn Bay · LL28

Gas safety certificate in LL28 (Colwyn Bay)? We'll point you the right way.

Covering Colwyn Bay, Rhos on Sea, Eglwysbach, Glan Conwy, Mochdre, Tal-y-Cafn, including Betws-yn-Rhos, Caerhun, Eglwys-bach a Llangernyw. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in LL28 (Colwyn Bay)

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Request a gas safety certificate in LL28 (Colwyn Bay)

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

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LL28 (Colwyn Bay) in a nutshell

LL28 covers Colwyn Bay, Rhos on Sea, Eglwysbach, Glan Conwy, Mochdre, Tal-y-Cafn, in Conwy. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for LL28

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Conwy council area

LL28 is in Conwy'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

LL28 stretches across Betws-yn-Rhos, Caerhun, Eglwys-bach a Llangernyw and more, so give your full postcode, not just 'LL28', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Mostly mains gas round here

Most homes in Colwyn Bay run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Colwyn Bay: 81.3% mains gas only
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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 →

Wales landlord rules: quick version

  • Every year: a gas safety check by a Gas Safe registered engineer.
  • CO alarm: needed where there's a gas, oil or solid fuel appliance.
  • Register: with Rent Smart Wales.

More detail on the Colwyn Bay page. Always double-check on GOV.WALES.

Next door to LL28

LL29 · Colwyn BayLL31 · DeganwyLL30 · LlanrhosLL32 · ConwyLL34 · PenmaenmawrLL26 · Llanrwst

← Gas safety (CP12) across Colwyn Bay · all areas

Frequently asked questions

Which areas does LL28 cover?

LL28 (Colwyn Bay, Rhos on Sea, Eglwysbach, Glan Conwy, Mochdre, Tal-y-Cafn) includes the wards of Betws-yn-Rhos, Caerhun, Eglwys-bach a Llangernyw, Llandrillo-yn-Rhos, Llansanffraid, Mochdre, Rhiw (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to LL28?

Neighbouring districts include LL29 (Colwyn Bay), LL31 (Deganwy), LL30 (Llanrhos), LL32 (Conwy), LL34 (Penmaenmawr) (ONS Postcode Directory via Doogal). A pro covering LL28 may well cover these too, so it's worth asking.

How many homes are in LL28?

About 6,418 households and 14,145 residents at the 2011 Census, across 448 active postcodes (Doogal / ONS Postcode Directory).

Which council area is LL28 in?

LL28 sits in Conwy (postcodes.io). Parliamentary constituency: Bangor Aberconwy, Clwyd North.

📊 The numbers behind this page
Postcode district
LL28 1
Areas covered
Colwyn Bay, Rhos on Sea, Eglwysbach, Glan Conwy, Mochdre, Tal-y-Cafn 2
Active postcodes
448 3
Households (2011 Census, via Doogal)
6,418 2
Population (2011 Census, via Doogal)
14,145 2
Electoral wards
Betws-yn-Rhos, Caerhun, Eglwys-bach a Llangernyw, Llandrillo-yn-Rhos, Llansanffraid, Mochdre, Rhiw 4
Parliamentary constituencies
Bangor Aberconwy, Clwyd North 4
Local authority
Conwy 4
Households heated by mains gas only (Colwyn Bay built-up area)
81.3% 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.