where does the m6 start and finish

The M6 motorway starts at the Catthorpe Interchange near Rugby in Warwickshire, where it connects with the M1 (junction 19) and the A14, and it finishes at junction 45 near Gretna, just short of the Scottish border where it becomes the A74(M) towards Glasgow.

Route in simple terms

• The southern start of the M6 is at Catthorpe Interchange, linking the M1 (J19) and A14 near Rugby in central England.

• The northern end is at Gretna (J45), close to the England–Scotland border, where the road continues as the A74(M)/M74 towards Glasgow.

Key places it passes

• On its way north, the M6 passes near or serves Coventry, Birmingham, Wolverhampton, Stafford, Stoke-on-Trent, Warrington, Preston, Lancaster and Carlisle.

• It also links with major motorways like the M56 and M62 near Warrington, providing access to cities such as Manchester, Liverpool and Chester.

Information gathered from public forums or data available on the internet and portrayed here.