The Throop Dunmore Interchange or the Interstate 81 Interchange is a complex interchange in Dunmore about a mile east of Scranton. The interchange includes Interstate 81, Interstate 84, Interstate 380, and U.S. Route 6. Interstate 81 comes from the west and turns north where Interstate 84 and Interstate 380 come merged from the south and they end at the interchange. U.S. Route 6 comes from the east and merges with Interstate 81 that heads north. The interchange is named after the two towns between the interchange: Throop and Dunmore. Image File history File links I-81. ... Image File history File links I-84. ... Image File history File links I-380. ... Image File history File links US_6. ... Dunmore is a borough located in Lackawanna County, Pennsylvania. ... The City of Scranton is the county seat of Lackawanna CountyGR6 in Northeastern Pennsylvania, USA. As of the 2000 census, the city had a total population of 76,415 (2003 estimate: 74,320). ... Interstate 81 (abbreviated I-81) is an interstate highway in the eastern part of the United States. ... MAJOR JUNCTIONS JUNCTION MILEPOST I-81 PA 0 I-380 PA 4 I-86 NY 19 (4) I-87 NY 36 (7) I-684 NY 68 (20) I-691 CT 41 (27) I-91 CT 62 (51&52) I-384 CT 66 (59) I-291 CT 68 (61) I-90... Interstate 380 is a spur highway that connects Interstate 80 with Interstate 81 and Interstate 84. ... U.S. Highway 6 shield in California U.S. Route 6 is a main route of the U.S. Highway system, running east from U.S. Route 395 in Bishop, California to Route 6A in Provincetown, Massachusetts (part of Cape Cod) for a total of 3205 miles (5158 km). ... Throop (pronounced TROOP) is a borough located in Lackawanna County, Pennsylvania. ... Dunmore is a borough located in Lackawanna County, Pennsylvania. ...