Interstate 83 (I-83) is an Interstate Highway located in the states of Maryland and Pennsylvania in the Eastern United States. Its southern terminus is at a signalized intersection with Fayette Street in Baltimore, Maryland; its northern terminus is at I-81 near Harrisburg, Pennsylvania. I-83 runs from Downtown Baltimore north to I-695 near the northern suburb of Timonium on the Jones Falls Expressway before forming a concurrency with I-695. After splitting from I-695, the route follows the Baltimore-Harrisburg Expressway north to the border between Maryland and Pennsylvania. Upon crossing the state line, I-83 becomes the Veterans of Foreign Wars of the United States Memorial Highway and continues north through York toward the Harrisburg area. The route runs along the southern and eastern portion of the Capital Beltway that encircles Harrisburg before reaching its northern terminus.
The Piedmont Triad is a metropolitan region in the north-central part of the U.S. state of North Carolina anchored by three cities: Greensboro, Winston-Salem, and High Point. This close group of cities lies in the Piedmont geographical region of the United States and forms the basis of the Greensboro–Winston-Salem–High Point, NC Combined Statistical Area. As of 2012, the Piedmont Triad has an estimated population of 1,611,243 making it the 33rd largest combined statistical area in the United States.
U.S. Route 117 (US 117) is a north-south United States Highway located completely within the state of North Carolina. A spur route of US 17, the highway runs for 114 miles (183 km) from the Port of Wilmington, south of downtown Wilmington, to US 301 near Wilson. From its southern terminus, US 117 runs along Shipyard Boulevard and College Road, concurrent with North Carolina Highway 132 (NC 132) through Wilmington. US 117 intersects the eastern terminus of Interstate 40 (I-40) and parallels the interstate until reaching Faison, passing through Burgaw, Wallace, and Warsaw. The highway diverges from I-40 in Faison, running north-northeast through Mount Olive, Goldsboro, and Pikeville to its northern terminus. US 117 meets the southern end of I-795 in Goldsboro, and parallels that route before reaching its northern terminus at US 301 south of Wilson.
U.S. Route 220 (US 220) is a spur route of US 20. It runs in a north–south layout in the eastern United States, unlike its parent route as well as conventionally even-numbered highways which run east-west. US 220 extends for 678 miles (1,091 km) from an intersection with US 1 in Rockingham, North Carolina, to its interchange with the Southern Tier Expressway in South Waverly, Pennsylvania. Some sections of the route are part of the Appalachian Development Highway System's Corridor O as well as I-73 in North Carolina. US 220 is designated as a spur route of US 20 but the route does not intersect US 20 or connect to other spurs of US 20.
Pennsylvania Route 309 is a state highway that runs for 134 miles (216 km) through eastern Pennsylvania. The route runs from an interchange between PA 611 and Cheltenham Avenue on the border of Philadelphia and Cheltenham Township north to an intersection with PA 29 in Bowman Creek, a village in Monroe Township in Wyoming County. The highway connects Philadelphia and its northern suburbs to Allentown and the Lehigh Valley, and Hazleton and Wilkes-Barre in the Wyoming Valley.
U.S. Route 422 (US 422) is a 271-mile (436 km) long spur route of US 22 split into two segments in the U.S. states of Ohio and Pennsylvania. The western segment of US 422 runs from downtown Cleveland, Ohio, east to Ebensburg, Pennsylvania. The eastern segment, located entirely within Pennsylvania, runs from Hershey east to King of Prussia, near Philadelphia. US 422 Business serves as a business route into each of four towns along the way.
Interstate 840 (I-840) is a 21.9-mile (35.2 km) auxiliary Interstate Highway and state highway in the U.S. state of North Carolina. It is the northern half of the Greensboro Urban Loop beltway around the city of Greensboro. It connects I-40, I-73, and US 421 in the west with I-40, I-85, and I-785 in the east. It was completed on January 23, 2023.
The Greensboro Urban Loop is a 39.5-mile (63.6 km) Interstate Highway beltway that surrounds Greensboro, North Carolina, United States. The Urban Loop carries I-73, I-85, I-785, I-840, and US 421. It is primarily located within Greensboro city limits, though it often crisscrosses the city line. The right-of-way of the Urban Loop and its interchanges between South Elm-Eugene Street and Huffine Mill Road was annexed by the city of Greensboro in 2005. The final segment to be built, 3.7 miles (6.0 km) between North Elm Street and I-785/US 29, opened to traffic on January 23, 2023.
U.S. Route 30 (US 30) is a U.S. Highway that runs east–west across the southern part of Pennsylvania, passing through Pittsburgh and Philadelphia on its way from the West Virginia state line east to the Benjamin Franklin Bridge over the Delaware River into New Jersey.
North Carolina Highway 150 (NC 150) is a primary state highway in the U.S. state of North Carolina. It serves the Foothills and Piedmont Triad areas of the state, connecting the cities of Shelby, Mooresville, Salisbury and Winston-Salem.
Interstate 40 (I-40) is a part of the Interstate Highway System that travels 2,556.61 miles (4,114.46 km) from Barstow, California, to Wilmington, North Carolina. In North Carolina, I-40 travels 420.21 miles (676.26 km) across the entirety of the state from the Tennessee state line along the Pigeon River Gorge to U.S. Route 117 (US 117) and North Carolina Highway 132 (NC 132) in Wilmington. I-40 is the longest Interstate Highway in North Carolina and is the only Interstate to completely span the state from west to east.
U.S. Route 40 in the U.S. state of Maryland runs from Garrett County in Western Maryland to Cecil County in the state's northeastern corner. With a total length of 221 miles (356 km), it is the longest numbered highway in Maryland. Almost half of the road overlaps or parallels with Interstate 68 (I-68) or I-70, while the old alignment is generally known as US 40 Alternate, US 40 Scenic, or Maryland Route 144. West of Baltimore, in the Piedmont and Appalachian Mountains / Blue Ridge region of the Western Maryland panhandle of the small state, the portions where it does not overlap an Interstate highway are mostly two-lane roads. The portion northeast of Baltimore going toward Wilmington in northern Delaware and Philadelphia in southeastern Pennsylvania is a four-lane divided highway, known as the Pulaski Highway. This section crosses the Susquehanna River at the north end of the Chesapeake Bay on the Thomas J. Hatem Memorial Bridge.
U.S. Route 1 (US 1) is a major north–south U.S. Route, extending from Key West, Florida, in the south to Fort Kent, Maine, at the Canadian border in the north. In the U.S. state of Pennsylvania, US 1 runs for 81 miles (130 km) from the Maryland state line near Nottingham northeast to the New Jersey state line at the Delaware River in Morrisville, through the southeastern portion of the state. The route runs southwest to northeast and serves as a major arterial road through the city of Philadelphia and for many of the suburbs in the Delaware Valley metropolitan area. South of Philadelphia, the road mostly follows the alignment of the Baltimore Pike. Within Philadelphia, it mostly follows Roosevelt Boulevard. North of Philadelphia, US 1 parallels the route of the Lincoln Highway. Several portions of US 1 in Pennsylvania are freeways, including from near the Maryland state line to Kennett Square, the bypass of Media, the concurrency with Interstate 76 and the Roosevelt Expressway in Philadelphia, and between Bensalem Township and the New Jersey state line.
U.S. Route 322 is a spur of US 22, running from Cleveland, Ohio, east to Atlantic City, New Jersey. In the U.S. state of Pennsylvania, the route runs from the Ohio state line in West Shenango Township southeast to the Commodore Barry Bridge over the Delaware River in Chester, at which point the route crosses into New Jersey. The route passes near or through several cities, including Meadville, DuBois, State College, and Harrisburg. US 322 in Pennsylvania is named the 28th Division Highway in honor of the 28th Infantry Division.
North Carolina Highway 68 (NC 68) is a north–south state highway in North Carolina. It serves as a connector between Interstate 40 (I-40)/ U.S. Route 421 (US 421) and Piedmont Triad International Airport. On its routing from Thomasville to Stokesdale, NC 68 passes through urban High Point, the western outskirts of Greensboro, and the town of Oak Ridge. The segment from just north of the I-40/US 421 interchange to Pleasant Ridge Road in Guilford County is a limited access freeway.
U.S. Route 70 (US 70) is a part of the United States Numbered Highway System that runs from Globe, Arizona, to the Crystal Coast of the US state of North Carolina. In North Carolina, it is a major 488-mile-long (785 km) east–west highway that runs from the Tennessee border to the Atlantic Ocean. From the Tennessee state line near Paint Rock to Asheville it follows the historic Dixie Highway, running concurrently with US 25. The highway connects several major cities including Asheville, High Point, Greensboro, Durham, Raleigh, Goldsboro, and New Bern. From Beaufort on east, US 70 shares part of the Outer Banks Scenic Byway, a National Scenic Byway, before ending in the community of Atlantic, located along Core Sound.
U.S. Highway 1 (US 1) is a north–south United States Numbered Highway which runs along the East Coast of the U.S. between Key West, Florida, and the U.S.–Canada border near Fort Kent, Maine. In North Carolina, US 1 runs for 174.1 miles (280.2 km) across the central region of the state. The highway enters North Carolina from South Carolina, southwest of Rockingham. US 1 runs northeast, passing through or closely bypassing Southern Pines and Sanford in the Sandhills region. It next passes through Cary, the state capital of Raleigh, and Wake Forest. The highway continues north to Henderson, before leaving the state at the Virginia state line, near Wise. The route is mostly a multilane divided arterial road, with several freeway segments. It serves as a strategic highway, connecting the North Carolina Sandhills and Research Triangle regions northward to the Southside region.
U.S. Route 220 is a north–south U.S. highway which travels from Rockingham, North Carolina, to South Waverly, Pennsylvania. In the U.S. state of North Carolina, US 220 travels 123.4 miles (198.6 km) from an intersection with US 1 in Rockingham to the Virginia state line near Price, North Carolina. The highway is an important north–south route in Central North Carolina, connecting Rockingham, Asheboro, Greensboro, and Summerfield. US 220 runs concurrently with Interstate 73 from north of Rockingham to Greensboro, and from Summerfield to Stokesdale; while US 220 runs concurrently with I-74 from Rockingham to Randleman.
U.S. Route 421 (US 421) is part of the United States Numbered Highway System that runs from Fort Fisher, North Carolina to Michigan City, Indiana. In the U.S. state of North Carolina, US 421 travels 328 miles (528 km) from its southern terminus at Fort Fisher to the Tennessee state line near the community of Zionville, North Carolina. US 421 traverses the state from east to west travelling from the coastal plains to Appalachian Mountains. It provides an important connection between the cities of Wilmington, Sanford, Greensboro, Winston-Salem, and Boone. Despite being signed as north–south, much of the routing of US 421 in North Carolina runs in an east–west direction, particularly between Greensboro and the Tennessee state line. Portions of US 421 have been upgraded to freeway standards including the majority of its routing between Sanford and North Wilkesboro.
U.S. Route 29 is a United States highway that runs for 168 miles (270 km) from the South Carolina state line, near Blacksburg, to the commonwealth of Virginia, near Danville. It is signed with north–south cardinal directions, but is actually a north-east and south-west diagonal highway throughout the state. The route serves the North Carolina Piedmont, including the cities of Charlotte, Salisbury, High Point, and Greensboro. From Salisbury to Greensboro, US 29 spends roughly a third of its length in the state being concurrent with US 70.
NC 68 (Eastchester Drive)
US 70 (Burlington Road)
