Route 15 is a state highway in the U.S. state of Connecticut that runs 83.53 miles (134.43 km) from a connection with New York's Hutchinson River Parkway in Greenwich, Connecticut, to its northern terminus intersecting with Interstate 84 (I-84) in East Hartford, Connecticut. Route 15 consists of four distinct sections: the Merritt Parkway, the Wilbur Cross Parkway, most of the Berlin Turnpike, and part of the Wilbur Cross Highway. The unified designation was applied to these separate highways in 1948 to provide a continuous through route from New York to Massachusetts. The parkway section of Route 15 is often referred to locally as "The Merritt".
U.S. Route 1A (US 1A) is the name of several highways found in the United States.
Route 8 is a 67.36-mile (108.41 km) state highway in Connecticut that runs north–south from Bridgeport, through Waterbury, all the way to the Massachusetts state line where it continues as Massachusetts Route 8. Most of the highway is a four-lane freeway but the northernmost 8.8 miles (14.2 km) is a two-lane surface road.
Route 25 is a 28.59-mile (46.01 km), primary state highway connecting the city of Bridgeport and the town of Brookfield in the U.S. state of Connecticut. Route 25 is a six-lane freeway from Bridgeport to northern Trumbull and a two-lane surface road the rest of the way to Brookfield.
State Route 17 (SR 17) is a 136.67-mile-long (219.95 km) state highway serving the Columbia Plateau in the central region of the U.S. state of Washington. The highway travels through mostly rural areas of Franklin. Adams, Grant, Douglas, and Okanogan counties and is designated as part of the National Highway System between Mesa and Moses Lake and as the Coulee Corridor Scenic Byway between Othello and Coulee City for passing through the Grand Coulee. SR 17 begins in Mesa at an interchange with U.S. Route 395 (US 395) and travels north and intersects SR 26 near Othello before entering Moses Lake, where the highway intersects Interstate 90 (I-90) and travels as a partial expressway. SR 17 continues north, intersecting SR 28 in Soap Lake, through the Grand Coulee to a short concurrency with US 2 west of Coulee City. The highway turns northwest and crosses the Columbia River on the Columbia River Bridge at Bridgeport before ending at US 97 in Brewster at the southwestern edge of the Colville Indian Reservation.
Route 159 is a 21.14-mile-long (34.02 km) state highway connecting the Hartford and Springfield areas in the U.S. states of Connecticut and Massachusetts. It begins as the northern extension of Main Street in Hartford and proceeds northward along the west bank of the Connecticut River towards Agawam, Massachusetts. The route ends at the junction of Route 147 and Route 75 in Agawam center just south of the West Springfield city line. The route was originally designated as U.S. Route 5A in 1932 and was renumbered to its modern designation in October 1968.
Route 349 begins as a freeway spur from I-95 leading to the city of Groton. It has full interchanges with I-95 and US 1. The limited access portion is 1.9 miles (3.1 km) long and is known as the Clarence B. Sharp Highway.
Connecticut Route 10 is a state highway that runs between New Haven and the state line near Granby. It continues north of the state line as Massachusetts Route 10, which in turn continues directly to New Hampshire Route 10.
State Route 197 is a primary state highway in the U.S. state of Virginia. The state highway runs 3.60 miles (5.79 km) from SR 147 in Richmond east to U.S. Route 1 and US 301 in Richmond.
Route 103 is a state highway in Connecticut running from the Quinnipiac Meadows neighborhood in New Haven, through the Montowese area of North Haven, ending at the town center of North Haven.
Route 81 is a state highway in Connecticut from Clinton center through Killingworth center to the village of Higganum in the town of Haddam.
Route 110 is a state highway in Connecticut running for 15.95 miles (25.67 km) from US 1 in Stratford to Route 111 in Monroe.
Route 108 in the U.S. state of Connecticut, locally called Nichols Avenue and Huntington Turnpike, is a two-lane state highway that runs northerly from US 1, Boston Post Road in Stratford, through Trumbull, to Route 110 in downtown Shelton. Originally called the Farm Highway, it was laid out to the south side of Mischa Hill in Trumbull on December 7, 1696 and is considered to be the third oldest documented highway in Connecticut after the Mohegan Road in Norwich (1670) and the Boston Post Road or US 1 (1673).
Route 106 is a state highway in southwestern Connecticut, running from Stamford to Wilton.
Route 111 is a state highway in southwestern Connecticut, United States, running from the Merritt Parkway (Route 15) in Trumbull to Route 34 in Monroe. The junction with the Merritt Parkway is currently the only single-point urban interchange (SPUI) in the entire state.
Route 113 is a Connecticut state highway running from the Bridgeport-Stratford town line around the Lordship section of Stratford to the eastern part of the town.
Route 127 is a state highway in southwestern Connecticut, running entirely from Bridgeport to Trumbull. It serves as a minor arterial, connecting all four major limited access highways in the Bridgeport area.
Route 136 is a state highway in southwestern Connecticut, running from Darien to Easton. The route was initially established in 1932 to serve the beach communities between Darien and Southport. Its eastern end was relocated in 1963 to head northeast from Westport to Easton instead.
Route 372 is a 14.95-mile (24.06 km) state highway in Hartford and Middlesex counties in central Connecticut, United States, running from Plainville to Cromwell, and serving to communicate between the numerous freeways in the area. The section of Route 372 from Route 10 in Plainville to the Plainville-New Britain town line is designated the Joseph E. Tinty Memorial Highway. The section of Route 372 from the interchange with Route 72 in New Britain to the intersection with Route 71A and SR 571 in Berlin is designated the Polish Legion of American Veterans Memorial Highway.
State Route 104 (SR 104) is a 34.9-mile-long (56.2 km) state highway located in Kennebec and Somerset counties in central Maine. Its southern terminus is at SR 8, SR 11 and SR 27 in Augusta. Its northern terminus is at U.S. Route 2 (US 2), US 201 and US 201A in Skowhegan.
US 1 in Fairfield 
I-95 in Bridgeport and Stratford 
