W
- Wallace Arnold
- Wardle Transport
- Warrington Borough Transport
- Webberbus
- Wesley Coaches
- West Coast Motors
- West Riding Automobile Company
- West Yorkshire Road Car Company
- Western Greyhound
- Western National
- Western Scottish
- Western SMT
- WessexBus
- Whitelaws of Stonehouse
- Wightbus
- Wilfreda Beehive
- Wilts & Dorset
- Woottens Luxury Travel
- Worthing Coaches
Read more about this topic: List Of Bus Operators Of The United Kingdom