Prior to privatisation, Network SouthEast was divided into eleven separate companies. One of which was North London Railways.
North London Railways
1994 - 1996
1996 - 1997, 1997
This logo would briefly be used by the privatised company during 1997.
1997 - 2007
Later in 1997, North London Railways was rebranded Silverlink.
In 2007, the North London franchise was disbanded. Part of it merging with part of the former Central franchise to become the West Midlands franchise. The remaining part of the North London franchise was transferred to Transport for London control and rebranded London Overground.
| Current franchises|
Chiltern | East Anglia (Stansted Express) | East Midlands | Essex Thameside | Greater Western | Integrated Kent Franchise | InterCity East Coast | InterCity West Coast | Merseyrail | New Cross Country | Northern | ScotRail | South Western (Island Line) | Thameslink, Southern and Great Northern | TransPennine | Wales and Borders | West Midlands