The Grant Street Transportation Center is an intercity bus station and parking garage in downtown Pittsburgh, Pennsylvania.

The facility is operated by the Pittsburgh Parking Authority and takes up an entire city block, with the ground floor hosting the bus station and some retail space.

[1] The center is located across the street from Pittsburgh Union Station which is served by two daily Amtrak trains and is the western terminus of the Martin Luther King Jr. East Busway.

The center also offers long-term parking for passengers catching a train from Union Station or riding an intercity bus route.

[8] Greyhound moved out of the old bus station in July 2005 and into temporary buildings in the parking authority's Second Avenue Plaza lot.