Home › Cities › Seattle › Underground GaragesUnderground Garages in Seattle, WA 7 of the 47 facilities recorded in OpenStreetMap in Seattle, WA carry the OSM parking value underground. All matched facilities First Hill Plaza Public Parking underground garage Metpark West underground garage Market Place Tower underground garage · Paid 1201 Third Avenue Parking underground garage IBM Building Parking underground garage · Paid Century Square Garage underground garage · Paid GarageHop underground garage · Paid · 10 spaces