Use this guide to understand CF99 1SN in Wales. Start with the interactive location and approximate postcode outline, then browse the available facts and local-area indicators. Labels show which figures relate to the exact postcode and which cover a larger geography.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | CF99 1SN |
| Postcode without spaces | CF991SN |
| Status | Active postcode |
| User type | Large user postcode |
| Introduced | May 2020 |
| Directory version | 2026-06 |
| Latitude | 51.4637600 |
| Longitude | -3.1623100 |
| British National Grid | 319,353 E, 174,506 N |
| Country | Wales |
| Output Area (2021) | W00010127 |
| LSOA (2021) | W01001943 |
| MSOA (2021) | W02000422 |
| Electoral ward | W05001271 |
| Westminster constituency | W07000091 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
A detailed vector map covering a 500 metre radius around the postcode.
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 048B includes CF99 1SN and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 18 |
| Violence and sexual offences | 13 |
| Public order | 5 |
| Drugs | 4 |
| Vehicle crime | 3 |
| Bicycle theft | 2 |
| Other theft | 2 |
| Theft from the person | 1 |
Answers use the geographic scope stated with each dataset above.
CF99 1SN is in Wales.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full CF99 1SN postcode and its approximate address-derived outline, request a custom map.