Where is SY23?
SY23 spans the counties of Dyfed and Powys. It contains the town of Aberystwyth, as well as Llanbadarn Fawr, Penrhyn-coch, Devil's Bridge, Llanafan, and Llanon. SY23 is 84km north of the city of Abertawe. SY23 is a postcode district, also known as an outcode or outbound code.
SY23 on a map
The below map shows where SY23 is, and the boundary of the SY23 postcode district:
Postal Boundaries © GEOLYTIX copyright and database right 2012
What county is SY23 in?
SY23 lies within the counties of Dyfed and Powys. The below table and chart shows the split by area:
| County | % Area |
|---|---|
| Dyfed | 98% |
| Powys | 2% |
Which cities, towns and villages are in SY23?
| Aberystwyth | Town |
| Llanbadarn Fawr | Village |
| Penrhyn-coch | Village |
| Devil's Bridge | Village |
| Llanafan | Village |
| Llanon | Village |
| Penparcau | Suburb |
| Llanfarian | Village |
| Llanddeiniol | Village |
| Llanrhystud | Village |
| Pennant | Village |
| Blaenpennal | Settlement |
| Lledrod | Village |
| Comins Coch | Village |
| Capel Seion | Village |
| Waun Fawr | Suburb |
| Ponterwyd | Village |
| Trefenter | Settlement |
| Bronant | Village |
| Cwmystwyth | Settlement |
| Llanfihangel-y-Creuddyn | Village |
| Trefechan | Suburb |
| Bethania | Village |
| Crosswood | Hamlet |
| Rhydyfelin | Suburb |
| Capel Dewi | Village |
| Pant-y-crûg | Settlement |
| Llanilar | Village |
| Cross Inn | Village |
| Cefn Llwyd | Hamlet |
| Pen-bont Rhydybeddau | Village |
| Rhos-y-garth | Hamlet |
| Nebo | Village |
| New Cross | Hamlet |
| Goginan | Village |
| Bontnewydd | Hamlet |
| Pont Lanio | Village |
| Llangwyryfon | Village |
| Llywernog | Hamlet |
| Pentre-llyn | Village |
| Dollwen | Hamlet |
| Ystumtuen | Hamlet |
| Pisgah | Hamlet |
| Maes-bangor | Village |
| Ysbyty Cynfyn | Settlement |
| Llangorwen | Village |
| Capel Bangor | Village |
| Garth | Suburb |
| Blaengeuffordd | Hamlet |
| Pen-rhiw-newydd | Hamlet |
| Old Goginan | Hamlet |
| Penllwyn | Village |
| Brynafan | Hamlet |
| Banc y Darren | Hamlet |
| Southgate | Suburb |
| Buarth Mawr | Suburb |
| Aberffrwd | Hamlet |
| Abermagwr | Hamlet |
| Cnwch Coch | Village |
| Pwllhobi | Suburb |
| Dyffryn Castell | Settlement |
| Pendre | Suburb |
| Cwmsymlog | Hamlet |
| Broginin | Hamlet |
| Cwmbrwyno | Hamlet |
| Pen-y-Bont | Suburb |
| Tyncelyn | Hamlet |
| Dolypandy | Village |
| Wenallt | Hamlet |
| Caeffynnon | Suburb |
| Llansantffraed | Village |
| Rhydroser | Hamlet |
| Joppa | Hamlet |
| Chancery | Hamlet |
What are the nearest towns to SY23?
Position of SY23 relative to nearby towns. Distance is measured from the centre of SY23 to the centre of the town.
What are the nearest cities to SY23?
Position of SY23 relative to nearby cities. Distance is measured from the centre of SY23 to the centre of the city.
- Contains OS data © Crown copyright and database right (2026)
- Contains Royal Mail data © Royal Mail copyright and Database right (2026)
- Contains National Statistics data © Crown copyright and database right (2026)
- Data produced by Land Registry © Crown copyright (2026)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2026)
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