Pennsylvania Route 366

Pennsylvania Route 366 marker
Pennsylvania Route 366
Map
Route information
Maintained by PennDOT
Length14.8 mi[1] (23.8 km)
Existed1928–present
Major junctions
West end PA 28 in Tarentum
Major intersections
East end PA 66 in Murrysville
Location
CountryUnited States
StatePennsylvania
CountiesAllegheny, Westmoreland
Highway system
PA 364 PA 367

Pennsylvania Route 366 (PA 366) is a 14.8-mile-long (23.8 km) state highway located in Allegheny and Westmoreland counties in Pennsylvania. The western terminus is at PA 28 in Tarentum. The eastern terminus is at PA 66 in Murrysville. The last 1/2 mile of the Red Belt route of the Allegheny County belt system runs along PA 366 in Tarentum from its eastbound beginning at the PA 28 interchange to the intersection of Freeport Rd. and Ross St. where the Red Belt terminates.

  1. ^ Cite error: The named reference gm was invoked but never defined (see the help page).