The Fen Line is a railway in the United Kingdom that runs between the cities of Cambridge, Cambridgeshire and King's Lynn, Norfolk; the line is so called because it runs through The Fens. The line is part of the Network Rail Strategic Route 5 and comprises SRS 05.06 and part of 05.05. It is classified as a secondary line except between Cambridge and Ely which is classified as a London and South East commuter line.
Services
First Capital Connect
First Capital Connect operate through services to London King's Cross (via the Hitchin-Cambridge Line). These services operate non-stop between London and Cambridge for most of the day, as part of the half-hourly "Cambridge Cruiser" service. One train an hour is extended beyond Cambridge to serve most or all stations to King's Lynn.