The A5025 is a British 'A' road

Great Britain road numbering scheme

The Great Britain road numbering scheme is a numbering scheme used to classify and identify all roads in Great Britain. Each road is given a single letter, which represents the road's category, and a subsequent number, with a length of between 1 and 4 digits. Originally introduced to arrange...

 that runs from Llanfairpwllgwyngyll

Llanfairpwllgwyngyll

Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch is a large village and community on the island of Anglesey in Wales, situated on the Menai Strait next to the Britannia Bridge and across the strait from Bangor. This village has the longest place name in Europe and one of the longest...

 to Valley

Valley, Anglesey

Valley is a village near Holyhead/Caergybi on the west coast of Anglesey, North Wales.In Welsh it is referred to as either Y Dyffryn or [Y] Fali . Recent research, prompted by local opposition to the name of Y Fali, suggested that Valley may be a corruption of the Irish Bally , or Baile as it is...

 in Anglesey

Anglesey

Anglesey , also known by its Welsh name Ynys Môn , is an island and, as Isle of Anglesey, a county off the north west coast of Wales...

, Wales

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

. It runs up the east, north and finally north-west side of the island via several places including Benllech

Benllech

__FORCETOC__Benllech is a small town on the Isle of Anglesey in Wales. It is in the community of Llanfair-Mathafarn-Eithaf, which has a population of 3,408...

 and Amlwch

Amlwch

Amlwch is the most northerly town in Wales. It is situated on the north coast of the Isle of Anglesey, on the A5025 which connects it to Holyhead and to Menai Bridge. The town has no beach, but it has impressive coastal cliffs. Tourism is an important element of the local economy. At one time it...

. In all the road is around 33 miles (53.1 km) long. Due to the road being one of the larger roads on the island (along with the A5 and the A55

A55 road

The A55, also known as the North Wales Expressway, is a major road in Britain. Its entire length is a dual carriageway primary route, with the exception of the point where it crosses the Britannia Bridge over the Menai Strait. All junctions are grade separated except for two roundabouts — one...

) it is a major bus

Bus

A bus is a road vehicle designed to carry passengers. Buses can have a capacity as high as 300 passengers. The most common type of bus is the single-decker bus, with larger loads carried by double-decker buses and articulated buses, and smaller loads carried by midibuses and minibuses; coaches are...

 route around the island.

There is a webpage dedicated to telling motorists the locations of special tarmaced areas alongside the road created for police mobile speed cameras.