What is the former name of the rail service to which the Northern City Line belongs?
Great Northern Route The Great Northern Route (formerly known as Great Northern Electrics) is the name given to suburban rail services run on the southern end of Britain's East Coast Main Line and its associated branches. Services operate to or from London King's Cross and Moorgate in London. Destinations include Hertford North , Welwyn Garden City , Stevenage , Peterborough , Cambridge and King's Lynn . Services run through parts of Greater London, Hertfordshire, Bedfordshire, Cambridgeshire and Norfolk.
Glasgow City and District Railway The Glasgow City and District Railway was a sub-surface railway line in Glasgow, Scotland, built to connect suburban routes east and west of the city, and to relieve congestion at the Queen Street terminus.