The A489 is a road in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 running from Craven Arms

Craven Arms

Craven Arms is a small town and civil parish in Shropshire, England, located on the A49 road and the Welsh Marches railway line, which connect it north and south to the larger towns of Shrewsbury and Ludlow respectively. The Heart of Wales railway line joins the Welsh Marches line at Craven Arms...

, Shropshire

Shropshire

Shropshire is a county in the West Midlands region of England. For Eurostat purposes, the county is a NUTS 3 region and is one of four counties or unitary districts that comprise the "Shropshire and Staffordshire" NUTS 2 region. It borders Wales to the west...

 to Machynlleth

Machynlleth

Machynlleth is a market town in Powys, Wales. It is in the Dyfi Valley at the intersection of the A487 and the A489 roads.Machynlleth was the seat of Owain Glyndŵr's Welsh Parliament in 1404, and as such claims to be the "ancient capital of Wales". However, it has never held any official...

, Powys

Powys

Powys is a local-government county and preserved county in Wales.-Geography:Powys covers the historic counties of Montgomeryshire and Radnorshire, most of Brecknockshire , and a small part of Denbighshire — an area of 5,179 km², making it the largest county in Wales by land area.It is...

 and crossing the Wales-England border.

The road starts about one mile north of Craven Arms. From here it travels through Lydham

Lydham

Lydham is a small village in Shropshire, England about 2 miles north of Bishops Castle.Lydham is the crossing point of the A488 and the A489.- History :...

, Churchstoke, Newtown, Caersws

Caersws

Caersws is a village and community sitting on the River Severn, at miles west of Newtown, Powys, and halfway between Aberystwyth and Shrewsbury.- History & Amenities :...

, Cemmaes Road

Cemmaes Road

Cemmaes Road is a village in Powys, Mid Wales, in English, the village was named after the now-closed Cemmaes Road railway station. The Welsh name for the village, and for the community, is Glantwymyn , as it lies on the River Twymyn. According to the United Kingdom Census 2001, the population of...

 and Machynlleth.

Between Caersws and Cemmaes Road, the road appears to 'disappear', where it is actually travelling with the A470

A470 road

The A470 is a major long-distance connective spine road in Wales, running from Cardiff on the south coast to Llandudno on the north coast. It covers approximately 186 miles , over a zig-zagging route through the entirety of the country's mountainous central region, including the Brecon Beacons and...

, which takes priority.