M1
London-Yorkshire Motorway
London to Hook Moor
Motorway Database
Detailed information on every motorway and A-road expressway in mainland Britain - its length and route, its history, construction dates, and of course a detailed strip-map of the whole road. You can also find Chronology Maps showing the development of the motorway network over time, and you can search more than 2,000 individual junctions and other features of the road network.
M1 Northern Ireland
Belfast to Dungannon
M2 Northern Ireland
Belfast to Ballymena
M2 & A2
Medway Towns Bypass
London to Lydden
M3
London to Southampton
M3 Northern Ireland
Lagan Bridge
Belfast to Ballymacarrett
M4
London to Pont Abraham
M5
Birmingham to Exeter
M5 Northern Ireland
Rathcoole to Whitewell
M6
Rugby to Gretna
M6 Toll
Midland Expressway
Coleshill to Cannock
M8
Edinburgh to Greenock
M9
Edinburgh to Dunblane
M10
Potters Crouch to Park Street
M11
London to Cambridge
M12 Northern Ireland
Craigavon Spur
North Craigavon to Craigavon
M18
Rotherham to Goole
M20
Mid Kent Motorway
London to Folkestone
M22 Northern Ireland
Antrim to Randalstown
M23 & A23
Hooley to Brighton
M25 & A282
London Orbital Motorway
Dartford to Thurrock
M26
Wrotham Spur
Chevening to Wrotham
M27
Cadnam to Portsmouth
M32
Bristol Spur
Hambrook to Bristol
M40
London to Solihull
M42 & A42
Bromsgrove to Kegworth
M45
Dunchurch Spur
Kilsby to Dunchurch
M48
Olveston to Caldicot
M49
Avonmouth to Severn Beach
M50, A40 & A449
Strensham to Newport
M53
Wallasey to Chester
M54
Wolverhampton to Telford
M55
Preston Northern Bypass
Preston to Blackpool
M56
North Cheshire Motorway
Cheadle to Chester
M57 & A5300
Liverpool Outer Ring Road
Aintree to Ditton
M58
Aintree to Wigan
M60
Manchester Outer Ring Road
Stockport to Stockport
M61
Manchester to Preston
M62
Lancashire-Yorkshire Motorway
Liverpool to North Cave
M65
Preston to Colne
M66
Ramsbottom to Whitefield
M67
Denton and Hyde Bypass
Denton to Mottram
M69
Coventry to Leicester
M73
Maryville to Mollinsburn
M74 & A74(M)
Glasgow to Gretna
M77
Glasgow to Fenwick
M80
Glasgow to Stirling
M90
Edinburgh to Perth
M180
Thorne to Elsham
M181
Bottesford Moor to Scunthorpe
M271
Southampton Dock Spur
Upton to Totton
M275
Hilsea to Portsmouth
M602
Worsley to Salford
M606
Cleckheaton to Bradford
M621
Morley to Belle Isle
M876
Denny to Kincardine
M898
Erskine to Erskine Bridge
A1 & A1(M)
Great North Road
London to Edinburgh
A3 & A3(M)
London to Portsmouth
M2 & A2
Medway Towns Bypass
London to Lydden
A11
Norwich to Stump Cross
A12
Brentwood to Ipswich
A12 Northern Ireland
Westlink
York Street to Broadway
A13, A1203 & A1261
Limehouse to Sadler's Farm
A14
Rugby to Felixstowe
A15
Hessle to Barnetby-le-Wold
A19 & A168
Seaton Burn to Dishforth
A21
Sevenoaks to Pembury
A30
Honiton to Camborne
A34
Wendlebury to Winchester
A38
Devon Expressway
Exeter to Plymouth
A38
Midlands Section
South Normanton to Shenstone
A41
Aston Clinton to Watford
A50
Kegworth to Stoke-on-Trent
A55
North Wales Expressway
Holyhead to Chester
A64
Bramham to Malton
M23 & A23
Hooley to Brighton
M42 & A42
Bromsgrove to Kegworth
M50, A40 & A449
Strensham to Newport
A120
Bishop's Stortford to Braintree
A19 & A168
Seaton Burn to Dishforth
A303
Basingstoke to Ilminster
A406
North Circular Road
Ealing to Beckton
A417 & A419
Gloucester to Swindon
A421
St Neots to Milton Keynes
A470
Merthyr Tydfil to Cardiff
A500
Barthomley to Hanchurch
A720
Edinburgh City Bypass
Gogar to Craighall
M25 & A282
London Orbital Motorway
Dartford to Thurrock
M50, A40 & A449
Strensham to Newport
A13, A1203 & A1261
Limehouse to Sadler's Farm
M57 & A5300
Liverpool Outer Ring Road
Aintree to Ditton
A1 & A1(M)
Great North Road
London to Edinburgh
A3 & A3(M)
London to Portsmouth
A8(M)
Bargeddie to Baillieston
A8(M) Northern Ireland
Newtownabbey to Newtownabbey
A38(M)
Aston Expressway
Gravelly Hill to Birmingham
A48(M)
Castleton to St Mellons
A57(M)
Mancunian Way
Hulme to Ardwick
A58(M) & A64(M)
Leeds Inner Ring Road
Armley to Quarry Hill
A66(M)
Blackwell Spur
Cleasby to Stapleton
M74 & A74(M)
Glasgow to Gretna
A167(M)
Newcastle Central Motorway
Elswick to Jesmond
A194(M)
Washington to Felling
A308(M)
Bray Wick to Holyport
A329(M)
Reading to Bracknell
A404(M)
Maidenhead Bypass
Maidenhead Thicket to Holyport
A601(M)
Carnforth Spur
Over Kellett to Carnforth
A627(M)
Oldham to Rochdale
A823(M)
Inverkeithing to Rosyth
A1077(M)
Brumby Common to Scunthorpe
A6144(M)
Carrington Spur
Urmston to Carrington
What's new
A century of motorways
It's 100 years since the opening of the world's first motorway, the Autostrada from Milan to the Lakes.
Schrödinger’s speed limit
In 2022, Manchester City Council say they reduced the speed limit on the Mancunian Way to 30mph. But it’s not clear if they did. It’s not even clear if they can.
Sorry, wrong number
Road numbering is a system with clear rules. What happens when the people responsible for numbering roads don't follow them?
Have you seen...
All of the A6118
A peculiar road near Peterborough with an interesting history. And it's only a mile long.
