Double-decker bus
With the exception of coaches, double-decker buses are uncommon in the United States. Many private operators, such as Megabus, run by Coach USA, employs double-decker buses on its busier intercity routes.
Carters Coach Services
As at September 2013 Carters operated a fleet of 13 buses. It also owned 4 preserved double deckers: 1 Bristol Lodekka, 2 Bristol VRs and 1 AEC Routemaster.