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.
Metro Manila Transit Corporation Double-Decker Bus
Presently, double-decker buses are used by the Mall of Asia Arena (Higher KLQ6119GSE3 B91H-series) and the Subic Bay Metropolitan Authority (King Long XMQ6110GS). Former operators were Matorco, which introduced such buses to the Philippines, and the Metro Manila Transit Corporation (Leyland Atlantean).