- LlansantffraidA community (civil parish served by Llansantffraid and Deytheur Parish Council) in Powys, Wales.
- Llansanffraid Glan ConwyA village and community in Conwy borough, Wales.
- LlansantffraedA small coastal village and community in Ceredigion (OS grid ref SN5167).
- Llansantffraid Glyn CeiriogA community (civil parish) in Wrexham borough, Wales.