The Blue Coach Lines (11/6/1987-9/23/1992) (5 Years, 2 Months, and 48 Days)
Was headquartered in Eastport with sister company Adelwerth Bus Service. It ran the S90, the route is currently run by Hampton Jitney. It is unknown what happen to the 1987 Gillig Phantom that it ran or when they stopped operating the route for Suffolk Transit. The 1981 New Flyer that they ran was transferred to CBS Lines.