Govia Thameslink Railway (Great Northern) 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 |
|---|---|
| Alexandra Palace | AAP |
| Arlesey | ARL |
| Ashwell and Morden | AWM |
| Baldock | BDK |
| Bayford | BAY |
| Biggleswade | BIW |
| Bowes Park | BOP |
| Brookmans Park | BPK |
| Crews Hill | CWH |
| Cuffley | CUF |
| Downham Market | DOW |
| Drayton Park | DYP |
| Enfield Chase | ENC |
| Essex Road | EXR |
| Finsbury Park | FPK |
| Foxton | FXN |
| Gordon Hill | GDH |
| Grange Park | GPK |
| Hadley Wood | HDW |
| Harringay | HGY |
| Hatfield (Herts) | HAT |
| Hertford North | HFN |
| Hitchin | HIT |
| Hornsey | HRN |
| Huntingdon | HUN |
| Kings Lynn | KLN |
| Knebworth | KBW |
| Letchworth Garden City | LET |
| Littleport | LTP |
| Meldreth | MEL |
| New Barnet | NBA |
| New Southgate | NSG |
| Oakleigh Park | OKL |
| Palmers Green | PAL |
| Potters Bar | PBR |
| Royston | RYS |
| Sandy | SDY |
| Shepreth | STH |
| St Neots | SNO |
| Stevenage | SVG |
| Waterbeach | WBC |
| Watlington | WTG |
| Watton-At-Stone | WAS |
| Welham Green | WMG |
| Welwyn Garden City | WGC |
| Welwyn North | WLW |
| Winchmore Hill | WIH |