The A89 is a trunk road in Scotland, United Kingdom. It runs from High Street, Glasgow to Newbridge in Edinburgh. It was once the A8, which has now been replaced, mostly by the M8.
Leaving Glasgow, the road passes through Bargeddie, Coatbridge, Airdrie, Plains, Caldercruix, Blackridge, Armadale, Bathgate, Dechmont, Uphall, Broxburn before terminating at a roundabout in Newbridge. At this point, the road continues as the A8.