5,470
Population
3,136
Households
422
Postcodes
3
Sectors
About SY20
The SY20 postcode district covers Machynlleth in Powys. The area has a population of approximately 5,470.
Places in SY20 40
Aberangell
Abercegir
Aber-Cywarch
Aberhosan
Aberllefenni
Ceinws
Cemmaes
Cemmaes Road/Glantwymyn
Clipiau
Coed y Garth
Commins Coch
Corris
Corris Uchaf
Craig-y-penrhyn
Cwm-Cewydd
Cwm-Llinau
Cwrt
Darowen
Derwenlas
Dinas-Mawddwy
Eglwys Fach
Esgairgeiliog
Forge
Furnace
Glandyfi
Glaspwll
Llancynfelyn
Llanwrin
Llanymawddwy
Llugwy
Machynlleth
Mallwyd
Melinbyrhedyn
Minllyn
Pantperthog
Penegoes
Pennal
Tal-y-Wern
Tre Taliesin
Tre'r-ddôl