From Wikipedia : Sudbury railway station is the northern terminus of the Gainsborough Line, a branch off the Great Eastern Main Line in the East of England, serving the town of Sudbury, Suffolk. It is 11 miles 67 chains (19.05 km) down the line from the southern terminus of Marks Tey and 58 miles 32 chains (93.99 km) measured from London Liverpool Street; the preceding station on the branch is Bures. Its three-letter station code is SUY. The platform has an operational length for two-coach trains.