Berwick-upon-Tweed railway station is on the East Coast Main Line in the United Kingdom, serving the town of Berwick-upon-Tweed, Northumberland. It is 335 miles 56 chains down-line from London King's Cross and is situated between Chathill to the south and Dunbar to the north. Its three-letter station code is BWK. It is the most northerly railway station in England, being less than three miles from the border with Scotland.