London Underground train company
Passengers per year 
> 10,000,000
> 1,000,000
> 100,000
> 10,000
> 1,000
< 1,000
> 10,000,000
> 1,000,000
> 100,000
> 10,000
> 1,000
< 1,000
Stations owned
| Station | Station Code |
|---|---|
| Amersham | AMR |
| Blackhorse Road | BHO |
| Bond Street | BDS |
| Canada Water | ZCW |
| Chalfont and Latimer | CFO |
| Chorleywood | CLW |
| Farringdon | ZFD |
| Greenford | GFD |
| Gunnersbury | GUN |
| Harlesden | HDN |
| Harrow and Wealdstone | HRW |
| Harrow-On-The-Hill | HOH |
| Highbury and Islington | HHY |
| Kensal Green | KNL |
| Kentish Town | KTN |
| Kenton | KNT |
| Kew Gardens | KWG |
| Moorgate | MOG |
| North Wembley | NWB |
| Old Street | OLD |
| Queens Park (London) | QPW |
| Rickmansworth | RIC |
| South Kenton | SOK |
| South Ruislip | SRU |
| Stonebridge Park | SBP |
| Tottenham Court Road | TCR |
| Wembley Central | WMB |
| West Brompton | WBP |
| West Ham | WEH |
| West Ruislip | WRU |
| Whitechapel | ZLW |