81 · Slough, Queensmere Centre – Hounslow, Bus Stn (London Rd)
via Heathrow (North) Colnbrook
Effective: 25 July 2026
Public service vehicle operator licence
METROLINE TRAVEL LTD
20 records · Current registrations: 6
Current registrations are listed first, followed by retained historical registrations. A registration is not proof of current timetables or live operation.
81 · Slough, Queensmere Centre – Hounslow, Bus Stn (London Rd)
via Heathrow (North) Colnbrook
Effective: 25 July 2026
635 · Hounslow, High Street / School Road – St Paul's Catholic College, Sunbury-on-Thames
via Hounslow Heath, North Feltham, Feltham, Lower Feltham & Sunbury
Effective: 16 January 2023
324 · Elstree Centennial Business Park – Brent Cross Tesco Superstore (Greater London)
via Stanmore, Culver Grove, Kingsbury and Hendon Central
Effective: 28 August 2021
292 · Borehamwood Rossington Avenue – Colindale Capitol Way
via Stirling Corner, Edgware
Effective: 27 June 2020
833 · CARPENDERS PARK STATION – GARSTON
Effective: 2 September 2002
834 · CARPENDERS PARK STATION – BUSHEY HALL SCHOOL
Effective: 2 September 2002
235 · Brentwood, Great West Quarter – Lower Sudbury, Three Fishes
Effective: 8 January 2022
117 · West Middlesex Hospital – Staines Bus Station
Effective: 4 September 2021
107 · LONDON BOUNDARY – LONDON BOUNDARY
Effective: 23 January 2021
317 · Waltham Cross Bus Station – Enfield Little Park Gardens
via Great Cambridge Road
Effective: 13 June 2020
491 · Waltham Cross Bus Station – North Middlesex Hospital
Effective: 23 May 2020
635 · London Boundary – Sunbury St Pauls School
via Sunbury Cross
Effective: 11 January 2013
117 · London Boundary – Staines Bus Station
via Ashford
Effective: 3 September 2011
346 · WATFORD MARKET STREET – WATFORD MARKET STREET
via NTH WATFORD & GARSTON
Effective: 7 February 2009
318 · Abbots Langley, South Way – Watford, High Street
via Abbots Langley
Effective: 7 February 2009
719 · GARSTON MERIDEN WAY – HEMEL HEMPSTEAD, MARLOWES
via LEAVESDEN, ABBOTS LANGLEY
Effective: 22 December 2008
721 · ABBOTS LANGLEY SOUTH WAY – ST ALBANS ST PETERS STREET
via LEAVESDEN, GARSTON
Effective: 22 December 2008
933 · CARPENDERS PARK STATION – WATFORD
Effective: 26 July 2003
932 · SOUTH OXHEY – WATFORD
Effective: 26 July 2003
331 · Ruislip Station Forecourt – Uxbridge Station , Belmont Road
via Northwood, Mount Vernon Hospital
Effective: Not published
Official Traffic Commissioner public data. Snapshot updated 8 Sept 2026. Traffic Commissioners / DVSA · CC BY ↗