US Road Map

Explore USA road map, The United States boasts an extensive network of roads, connecting cities, towns, and rural areas across the country. This includes vast interstate highways that facilitate long-distance travel and local roads that weave through communities. The interstates, marked by their iconic blue and red shields, are the backbone of cross-country travel, making it possible to drive from coast to coast. Meanwhile, scenic byways offer more leisurely routes that showcase the natural beauty and cultural heritage of the U.S. Whether it's bustling city streets or quiet country lanes, the roads in the United States play a crucial role in the nation's transportation system, supporting commerce, tourism, and daily life.

About US Road Map

This road map of USA is showing US interstate highways, state highways with major cities and U.S. states.

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Roads and Highways in the United States

The United States is crisscrossed by a vast and complex network of roads and highways, connecting every corner of the country. This network includes everything from small local roads to massive interstate highways that span thousands of miles. The interstate system, designed for high-speed travel and efficiency, links major cities and regions, making it easier for people to commute, travel, and transport goods across states. Notable highways such as Route 66 and the Pacific Coast Highway have become iconic symbols of American culture and adventure, offering scenic routes that showcase the country's diverse landscapes.

In addition to facilitating everyday travel and commerce, these roads and highways also provide access to the nation's natural wonders, historic sites, and recreational areas. Maintenance and management of this extensive network involve federal, state, and local governments, ensuring safety and accessibility for millions of drivers. Whether it's a daily commute in an urban area or a cross-country road trip, the roads and highways in the United States play a vital role in connecting communities and fueling the American way of life.

United States Numbered Highway System

The United States Numbered Highway System is a network of roads that stretches across the country, serving as vital arteries for travel and commerce. Established in 1926, this system includes many roads commonly referred to by their numbers, such as Route 66, which have become ingrained in American culture and history. Unlike the Interstate Highway System designed for high-speed travel, the U.S. Numbered Highways include both controlled-access highways and regular roads, offering a mix of travel experiences.

These highways are marked with distinctive white shields featuring black numbers, making them easy to identify. The numbering system is fairly straightforward: odd-numbered routes run north to south, with numbers increasing from east to west, while even-numbered routes run east to west, with numbers increasing from north to south. This organized approach helps travelers navigate the vast distances of the United States, from bustling city centers to serene rural landscapes. Whether for cross-country adventures or daily commutes, the U.S. Numbered Highway System remains a crucial element of the nation's transportation infrastructure.

National Highway System in the United States

The National Highway System (NHS) in the United States is a network of roads vital for the country's economy, defense, and mobility. Established in 1995, the NHS includes approximately 160,000 miles of roadway important to the nation's transportation needs. This system is not limited to, but includes, interstate highways, key roads, and bridges that support travel and transport across the country.

The NHS is designed to connect major cities, ports, airports, and other transport hubs efficiently, facilitating the smooth movement of people and goods. It plays a critical role in ensuring that America's road transport is safe, reliable, and accessible. Maintenance and development of the NHS are priorities for federal and state governments, reflecting the system's importance in supporting economic growth and connectivity.

By providing essential links between major parts of the transportation network, the National Highway System helps in reducing travel times and improving the overall efficiency of road transport. Whether it's a daily commute, a cross-country road trip, or the transport of cargo, the NHS is key to making these journeys possible.

Interstate Highway System in the United States

The Interstate Highway System is a crucial network of highways that spans across the United States, making it one of the largest highway systems in the world. Introduced in 1956, the system was designed to connect major cities across the country, facilitating fast and efficient travel for both people and goods. Covering nearly 48,000 miles, these highways are identified by one or two-digit numbers. North-south routes are odd-numbered, while east-west routes are even-numbered.

Interstate highways have become the backbone of U.S. transportation, supporting the economy, enhancing mobility, and contributing to the nation's defense. These roads are known for their high standards of construction, including multiple lanes, limited access points, and absence of traffic signals, which allow for smoother and safer travel at higher speeds.

Traveling on the interstate can take you through bustling cityscapes, scenic landscapes, and everything in between. It connects diverse parts of the country, from the dense forests of the Pacific Northwest to the sun-soaked beaches of Florida. Whether it's for a long-distance road trip or daily commute, the Interstate Highway System plays a vital role in American life, weaving together the vast and varied tapestry of the United States.

List of Interstate Highways in U.S.

Number	Formed	Length in mi	Length in km	Northern / Eastern Terminus	Southern / Western Terminus
I-2	2013	46.80	75.32	I-69E/US 77/US 83 in Harlingen, Texas	BL US 83 in Peñitas, Texas
I-4	1959	132.30	212.92	I-95/SR 400 in Daytona Beach, Florida	I-275 in Tampa, Florida
I-5	1956	1,381.29	2,222.97	Hwy 99 at Canadian border in Blaine, Washington	Fed. 1/Fed. 1D at Mexican border in San Ysidro, California
I-8	1964	348.25	560.45	I-10 in Casa Grande, Arizona	Sunset Cliffs Boulevard/Nimitz Boulevard in San Diego, California
I-10	1957	2,460.34	3,959.53	I-95/US 17/SR 15/SR 228 in Jacksonville, Florida	SR 1 in Santa Monica, California
I-11	2017	22.60	36.37	I-215/I-515/US 93/US 95/SR 564 in Henderson, Nevada	US 93 at Arizona state line near Boulder City, Nevada
I-12	1967	85.59	137.74	I-10/I-59 in Slidell, Louisiana	I-10 in Baton Rouge, Louisiana
I-14	2017	25.10	40.39	I-35/US 190 in Belton, Texas	US 190/US 190 Bus in Copperas Cove, Texas
I-15	1957	1,433.52	2,307.03	Highway 4 at Canadian border in Sweetgrass, Montana	I-8/SR 15 in San Diego, California
I-16	1966	166.81	268.45	Montgomery Street in Savannah, Georgia	I-75/SR 540 in Macon, Georgia
I-17	1961	145.76	234.58	I-40/SR 89A in Flagstaff, Arizona	I-10/US 60 in Phoenix, Arizona
I-19	1972	63.35	101.95	I-10 in Tucson, Arizona	I-19 Bus. in Nogales, Arizona
I-20	1957	1,539.38	2,477.39	I-95/I-20 Bus. in Florence, South Carolina	I-10 at Scroggins Draw, Texas
I-22	2012	202.22	325.44	I-65 in Birmingham, Alabama	I-269/US 78/MS 304 near Byhalia, Mississippi
I-24	1962	316.36	509.13	I-75 in Chattanooga, Tennessee	I-57 in Pulley's Mill, Illinois
I-25	1957	1,061.67	1,708.59	I-90/US 87 in Buffalo, Wyoming	I-10/US 85/US 180 in Las Cruces, New Mexico
I-26	1960	304.64	490.27	US 17 in Charleston, South Carolina	US 11W/US 23/SR 137 in Kingsport, Tennessee
I-27	1969	124.13	199.77	I-40/US 87/US 287/US 60 in Amarillo, Texas	US 87/Loop 289 in Lubbock, Texas
I-29	1958	755.51	1,215.88	US 81 and PTH 75 at Canadian border in Pembina, North Dakota	I-35/I-70/US 24/US 40/US 71 in Kansas City, Missouri
I-30	1957	366.76	590.24	I-40/US 65/US 67/US 167 in North Little Rock, Arkansas	I-20 in Fort Worth, Texas
I-31	1957	-	-	US 81 and PTH 75 at Canadian border in Pembina, North Dakota	I-94 in Fargo, North Dakota
I-35	1956	1,568.38	2,524.06	MN 61/LSCT/26th Avenue in Duluth, Minnesota	US 83/Victoria Street in Laredo, Texas
I-37	1959	143.00	230.14	I-35/US 281 in San Antonio, Texas	US 181 in Corpus Christi, Texas
I-39	1984	306.14	492.68	WIS 29/US 51 in Wausau, Wisconsin	I-55 in Normal, Illinois
I-40	1964	2,556.61	4,114.46	US 117/NC 132 in Wilmington, North Carolina	I-15 in Barstow, California
I-41	2015	175.00	281.64	I-43/US 41/US 141 in Howard, Wisconsin	I-94/US 41 in Russell, Illinois
I-42	proposed	142.00	228.53	US 70 in Morehead City, North Carolina	I-40/US 70 in Garner, North Carolina
I-43	1981	191.55	308.27	I-41/US 41/US 141 in Howard, Wisconsin	I-39/I-90 in Beloit, Wisconsin
I-44	1958	636.69	1,024.65	I-70 in St. Louis, Missouri	US 82/US 277/US 281/US 287 in Wichita Falls, Texas
I-45	1971	284.91	458.52	I-30/US 67/US 75 in Dallas, Texas	SH 87 in Galveston, Texas
I-49	1984	528.02	849.77	I-435/I-470/US 50/US 71 in Kansas City, Missouri	I-10/US 167/LA 182 in Lafayette, Louisiana
I-55	1960	964.25	1,551.81	US 41 in Chicago, Illinois	I-10 in LaPlace, Louisiana
I-57	1965	386.12	621.40	I-94 in Chicago, Illinois	I-55 in Miner, Missouri
I-59	1960	445.23	716.53	I-24 in Wildwood, Georgia	I-10/I-12 in Slidell, Louisiana
I-64	1961	963.52	1,550.64	I-264/I-664 in Chesapeake, Virginia	I-70/US 61 in Wentzville, Missouri
I-65	1958	887.30	1,427.97	US 12/US 20 in Gary, Indiana	I-10 in Mobile, Alabama
I-66	1991	-	-	Near Pikeville, Kentucky	Witchita, Kansas
I-66	1961	76.28	122.76	US 29 in Washington, D.C.	I-81 in Front Royal, Virginia
I-68	1991	113.15	182.10	I-70 in Hancock, Maryland	I-79 in Morgantown, West Virginia
I-69	1957	879.82	1,415.93	Hwy 402 at Canadian border in Port Huron, Michigan	US 59 in Rosenberg, Texas
I-70	1956	2,172.16	3,495.75	I-695 in Woodlawn, Maryland	I-15 in Cove Fort, Utah
I-71	1959	345.57	556.14	I-90 in Cleveland, Ohio	I-64 in Louisville, Kentucky
I-72	1970	179.29	288.54	Church Street and University Avenue in Champaign, Illinois	US 61 in Hannibal, Missouri
I-73	1997	99.43	160.02	I‑74 and US 220 in Randleman, North Carolina	US 220 near Stokesdale, North Carolina
I-74	1974	491.74	791.38	US 74/NC 41 near Lumberton, North Carolina	I-80 in Bettendorf, Iowa
I-75	1958	1,786.47	2,875.04	Canadian border at Sault Ste. Marie, Michigan	SR 826/SR 916/SR 924 in Miami Lakes, Florida
I-76	1975	186.48	300.11	I-80 at Big Springs, Nebraska	I-70 at Denver, Colorado
I-76	1964	435.66	701.13	I-295 at Bellmawr, New Jersey	I-71 in Westfield Center, Ohio
I-77	1958	610.10	981.86	I-90 in Cleveland, Ohio	I-26 in Columbia, South Carolina
I-78	1957	146.28	235.41	Canal Street in New York City	I-81 at Jonestown, Pennsylvania
I-79	1967	343.46	552.75	PA 5 in Erie, Pennsylvania	I-77 in Charleston, West Virginia
I-80	1956	2,899.59	4,666.44	I-95 in Teaneck, New Jersey	US 101 in San Francisco, California
I-81	1961	855.02	1,376.02	Hwy 137 at Canadian border on Wellesley Island, New York	I-40 in Dandridge, Tennessee
I-82	1957	143.58	231.07	I-84 in Hermiston, Oregon	I-90 in Ellensburg, Washington
I-82	1957	-	-	I-95 in Teaneck, New Jersey	I-81/I-84/US 6 in Scranton, Pennsylvania
I-82	1956	-	-	Providence, Rhode Island	I-84 in East Hartford, Connecticut
I-83	1959	85.03	136.84	I-81 in Harrisburg, Pennsylvania	President Street and Fayette Street in Baltimore, Maryland
I-84	1980	769.62	1,238.58	I-80 in Echo, Utah	I-5 in Portland, Oregon
I-84	1963	232.71	374.51	I-90 in Sturbridge, Massachusetts	I-81 in Scranton, Pennsylvania
I-85	1958	666.05	1,071.90	I-95 in Petersburg, Virginia	I-65 in Montgomery, Alabama
I-86	1980	62.85	101.15	I-15 in Chubbuck, Idaho	I-84 near Declo, Idaho
I-86	1999	223.39	359.51	NY 17/NY 79 in Windsor, New York	I-90 near North East, Pennsylvania
I-86	1968	38.97	62.72	I-90 in Sturbridge, Massachusetts	I-84 in East Hartford, Connecticut
I-87	2017	12.90	20.76	US 64/US 264 in Wendell, North Carolina	I-440/US 64/US 264 in Raleigh, North Carolina
I-87	1957	333.49	536.70	A-15 at Canadian border in Champlain, New York	I-278 in New York City
I-88	1987	140.60	226.27	I-290/IL 110 in Hillside, Illinois	I-80/IL 92 in East Moline, Illinois
I-88	1968	117.75	189.50	I-90 in Schenectady, New York	I-81 in Binghamton, New York
I-89	1960	191.12	307.58	Route 133/Future A-35 at Canadian border in Highgate, Vermont	I-93/SR 3A in Bow, New Hampshire
I-90	1956	3,020.44	4,860.93	MA 1A in Boston, Massachusetts	SR 519/4th Avenue/Edgar Martinez Drive in Seattle, Washington
I-91	1958	290.37	467.31	A-55 at Canadian border in Derby Line, Vermont	I-95/Route 34 in New Haven, Connecticut
I-93	1957	189.95	305.69	I-91 in St. Johnsbury, Vermont	I-95/US 1 in Canton, Massachusetts
I-94	1956	1,585.20	2,551.13	Highway 402 at Canadian border in Port Huron, Michigan	I-90 in Lockwood, Montana
I-95	1957	1,919.31	3,088.83	NB 95 at Canadian border in Houlton, Maine	US 1 in Miami, Florida
I-96	1959	192.06	309.09	I-75 in Detroit, Michigan	US 31 in Norton Shores, Michigan
I-97	1987	17.62	28.36	I-695/I-895 in Glen Burnie, Maryland	US 50 in Annapolis, Maryland
I-99	1998	98.34	158.26	I-86/NY 17 in Painted Post, New York	I-70/I-76 in Bedford, Pennsylvania

Interstate Hiways in Hawaii

Number	Length (mi)	Length (km)	Formed	Northern or eastern terminus	Southern or western terminus	Removed
H-1	27	44	1960	Route 72 in Honolulu	Route 93 in Kapolei	current
H-2	8	13	1960	Route 99 in Wahiawa	H-1 in Pearl City	current
H-3	15	25	1997	Marine Corps Base Hawaii	H-1/H-201 in Halawa	current

Interstate Hiways in Alaska

Number	Length (mi)	Length (km)	Formed	Northern or eastern terminus	Southern or western terminus	Removed
A-1	408	657	1976	Canadian border in Alcan Border	Anchorage	current
A-2	202	325	1976	Fairbanks	Tok	current
A-3	148	238	1976	Soldotna	Anchorage	current
A-4	324	521	1976	Fairbanks	Gateway, near Palmer	current

Interstate Hiways in Puerto Rico

Number	Length (mi)	Length (km)	Formed	Northern or eastern terminus	Southern or western terminus	Removed
PR-1	71	114.39	1976	PR-2 in San Juan	PR-2 in Ponce	current
PR-2	138	222.3	1976	PR-3 in San Juan	PR-1 in Ponce	current
PR-3	41	65.27	1976	PR-2 in San Juan	PR-3 in Humacao	current