Category: Great Western Main Line
Overground rail line running west from Paddington through Ealing and then out of London via Slough, Reading, and Didcot Parkway to Bristol.
Oyster PAYG is accepted for travel on this line at all stations within London (i.e. from West Drayton inwards) source.
Auto-generated list of stations on the Great Western Main Line (view them on a map):