Caerphilly
26 postcode sectors mapped mainly to Caerphilly. Choose a district or browse the guides below. These are postcode sectors, not named neighbourhood boundaries.
Postcode districts
Area guides
26 sectors
- CF81 8Near Bargoed
- CF81 9Near Darran Valley
- CF82 6Near Ystrad Mynach
- CF82 7Near Ystrad Mynach
- CF82 8Near Ystrad Mynach
- CF82 9Near Maesycwmmer
- CF83 1Near Caerphilly
- CF83 2Near Penyrheol Trecenydd & Energlyn
- CF83 3Near Bedwas
- CF83 4Near Abertridwr
- CF83 8Near Trethomas
- CF83 9Near Penyrheol Trecenydd & Energlyn
- NP11 3Near Crumlin
- NP11 4Near Newbridge
- NP11 5Near Newbridge
- NP11 6Near Risca
- NP11 7Near Crosskeys
- NP11 9Near West End
- NP12 0Near Markham
- NP12 1Near Blackwood
- NP12 2Near Pontllanfraith
- NP12 3Near Pengam
- NP12 4Near Croespen-maen
- NP12 9Near Blackwood
- NP22 5Near Rhymney
- NP24 6Near New Tredegar
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.