| Current scheduled passenger train operating companies in the United Kingdom | |
| Great Britain | |
| Arriva Trains Wales - c2c - Central Trains - Chiltern Railways - First Capital Connect First Great Western - First ScotRail - First TransPennine Express - GNER - Hull Trains* Island Line - Merseyrail - Midland Mainline - Northern Rail - one - Silverlink - Southern South Eastern - South West Trains - Virgin Trains | |
| London airport links: Gatwick Express - Heathrow Express* - Heathrow Connect‡ Stansted Express⇑ | |
| Sleeper: Night Riviera‡ - Caledonian Sleeper† | |
| International: Eurostar* (London–Paris, London–Brussels) | |
| Northern Ireland | |
|---|---|
| Northern Ireland Railways* | |
| International: Enterprise* (Belfast–Dublin) | |
| * Not franchised ‡ operated by First Great Western - ⇑ operated by one - † operated by First Scotrail | |
[[Category:Post-privatisation British railway companies]]