Mainline Freight was a British freight train operator. It was one of three companies formed in preparation of the privatisation of the British Rail sector Railfreight. The company was purchased by North & South Railways in 1996 and rebranded English, Welsh & Scottish Railway.
| Current franchises|
Chiltern | East Anglia (Stansted Express) | East Midlands | Essex Thameside | Greater Western | InterCity East Coast | InterCity West Coast | Merseyrail | New Cross Country | Northern | ScotRail | South Eastern | South Western (Island Line) | Thameslink, Southern and Great Northern (Gatwick Express) | TransPennine | Wales and Borders | West Midlands
Defunct British Rail sectors