Cardiff
48 postcode sectors mapped mainly to Cardiff. Choose a district or browse the guides below. These are postcode sectors, not named neighbourhood boundaries.
Postcode districts
Area guides
48 sectors
- CF10 1Near Castle
- CF10 2Near Castle
- CF10 3Near Castle
- CF10 5Near Grangetown
- CF11 0Near Grangetown
- CF11 1Near Grangetown
- CF11 6Near Grangetown
- CF11 7Near Grangetown
- CF11 9Near Pontcanna
- CF14 0Near Lisvane
- CF14 1Near Whitchurch
- CF14 2Near Whitchurch
- CF14 3Near Gabalfa
- CF14 4Near Heath
- CF14 5Near Llanishen
- CF14 6Near Rhiwbina
- CF14 7Near Whitchurch
- CF14 8Near Llanishen
- CF14 9Near Thornhill
- CF15 5Near Gwaelod-y-garth
- CF15 8Near Radyr and Morganstown
- CF15 9Near Pentyrch
- CF23 0Near Trowbridge
- CF23 5Near Penylan
- CF23 6Near Cyncoed
- CF23 7Near Pentwyn
- CF23 8Near Pontprennau
- CF23 9Near Penylan
- CF24 0Near Adamsdown
- CF24 1Near Adamsdown
- CF24 3Near Roath
- CF24 4Near Cathays
- CF24 5Near Splott
- CF3 0Near Trowbridge
- CF3 1Near Trowbridge
- CF3 3Near Rumney
- CF3 4Near Llanrumney
- CF3 5Near Llanrumney
- CF30 0Near Llanrumney
- CF5 1Near Pontcanna
- CF5 2Near Llandaff
- CF5 3Near Fairwater
- CF5 4Near Ely
- CF5 5Near Caerau
- CF5 9Near Canton
- CF91 1Near Grangetown
- CF91 5Near Grangetown
- CF99 1Near Cardiff Bay
Authority grouping uses mapped sector boundaries from the Office for National Statistics, December 2025. It measures boundary area, not the number of addresses or residents. Guide names describe a place near the approximate sector centre.