A roads

A roads are numbered routes in

Great Britain Great Britain is an island in the North Atlantic Ocean off the northwest coast of continental Europe. With an area of , it is the largest of the British Isles, the largest European island and the ninth-largest island in the world. It i ...

. See the article ''

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 (between 1 and 4 digits). ...

'' for the rationale behind the numbers allocated. Depending on the first digit of the road's number see: * Zone 1 (road beginning with 1) * Zone 2 (road beginning with 2) * Zone 3 (road beginning with 3) * Zone 4 (road beginning with 4) * Zone 5 (road beginning with 5) * Zone 6 (road beginning with 6) * Zone 7 (road beginning with 7) * Zone 8 (road beginning with 8) * Zone 9 (road beginning with 9)

B roads

B roads are numbered routes in

of lesser importance than A roads. See the article ''

'' for the rationale behind the numbers allocated. Depending on the first digit of the road's number see: * Zone 1 * Zone 2 * Zone 3 * Zone 4 * Zone 5 * Zone 6 * Zone 7 * Zone 8 * Zone 9 {{UK road lists A roads A roads Roads zones