Cilycwm is a village in Carmarthenshire, Wales.
It is situated within the SA20 postcode district, which is within the Llandovery post town.
SA20 is the only postcode district within the Llandovery post town.
The Llandovery post town is within the Swansea postcode area.
Administrative Ward: Cilycwm
Administrative District: Carmarthenshire
Country: Wales
UK Parliament: Carmarthen East and Dinefwr