Penarth · CF64

Gas safety certificate in CF64 (Penarth)? We'll point you the right way.

Covering Penarth, Dinas Powys, Sully, Llandough, including Castleland, Cornerswell, Plymouth. Find Gas Safe registered engineers nearby.

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Request a gas safety certificate in CF64 (Penarth)

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Request a gas safety certificate in CF64 (Penarth)

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

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CF64 (Penarth) in a nutshell

CF64 covers Penarth, Dinas Powys, Sully, Llandough, in Vale of Glamorgan. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for CF64

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Vale of Glamorgan council area

CF64 is in Vale of Glamorgan'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

CF64 stretches across Castleland, Cornerswell, Dinas Powys and more, so give your full postcode, not just 'CF64', 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 Penarth run on mains gas, so a standard boiler-and-hob check is what most people need.

Where's this from?ONS Census 2021, Penarth: 73.7% 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 Penarth page. Always double-check on GOV.WALES.

Next door to CF64

CF11 · Cardiff city centreCF10 · Cardiff city centreCF24 · Cardiff city centreCF63 · Barry

← Gas safety (CP12) across Penarth · all areas

Frequently asked questions

Which areas does CF64 cover?

CF64 (Penarth, Dinas Powys, Sully, Llandough) includes the wards of Castleland, Cornerswell, Dinas Powys, Llandough, Plymouth, Stanwell, St Augustine's, Sully (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to CF64?

Neighbouring districts include CF11 (Cardiff city centre), CF10 (Cardiff city centre) (ONS Postcode Directory via Doogal). A pro covering CF64 may well cover these too, so it's worth asking.

How many homes are in CF64?

About 15,816 households and 36,348 residents at the 2011 Census, across 925 active postcodes (Doogal / ONS Postcode Directory).

Which council area is CF64 in?

CF64 sits in Vale of Glamorgan (postcodes.io). Parliamentary constituency: Cardiff South and Penarth, Vale of Glamorgan.

📊 The numbers behind this page
Postcode district
CF64 1
Areas covered
Penarth, Dinas Powys, Sully, Llandough 2
Active postcodes
925 3
Households (2011 Census, via Doogal)
15,816 2
Population (2011 Census, via Doogal)
36,348 2
Electoral wards
Castleland, Cornerswell, Dinas Powys, Llandough, Plymouth, Stanwell, St Augustine's, Sully 4
Parliamentary constituencies
Cardiff South and Penarth, Vale of Glamorgan 4
Local authority
Vale of Glamorgan 4
Households heated by mains gas only (Penarth built-up area)
73.7% 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.