Interstate 81

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Explore the main themes, entities and connections around Interstate 81. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Route description

National Highway System Federal Highway Administration Knoxville Asheville I-26

50 related topics

Major intersections

US 25E White Pine Morristown US 11E Mosheim

63 related topics

History

Great Indian Warpath Piedmont New York State Route 2 Penn-Can Highway Federal Works Agency

11 related topics

Auxiliary routes

Auxiliary Interstate Highways I-73 Pennsylvania Route 581 NY 481 Oswego

11 related topics

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Country: United States
Existed: August 14, 1957–present
Length: 855.02 mi (1,376.02 km)
Major intersections: I-26 / US 23 in Kingsport, TN · I-77 from Wytheville, VA to Fort Chiswell, VA · I-64 from Lexington, VA to Staunton, VA · I-70 at Hagerstown, MD · I-83 / US 22 / US 322 in Harrisburg, PA
NHS: Entire route
North end: Highway 137 at the Canadian border on Wellesley Island, NY

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Interstate Highway
United States
I-40 Interstate 40
Dandridge Dandridge, Tennessee
Wellesley Island
Canadian border Canada–United States border
Thousand Islands Bridge
Highway 137 Ontario Highway 137
Highway 401 Ontario Highway 401
Ontario
Detroit
Toronto
Montreal
Tri-Cities Tri-Cities (Tennessee–Virginia)
Roanoke Roanoke Region
Virginia
Hagerstown Hagerstown metropolitan area
Harrisburg Harrisburg–Carlisle metropolitan statistical area
Wyoming Valley
Pennsylvania
Binghamton Binghamton metropolitan area
Syracuse Syracuse metropolitan area
Appalachian Mountains
Great Appalachian Valley
Indigenous peoples Native Americans in the United States
Civil War American Civil War
US Route 11 U.S. Route 11
I-95 Interstate 95
Drug Illegal drug trade in the United States
Human traffickers Human trafficking in the United States

Route description

National Highway System National Highway System (United States)
Federal Highway Administration
Knoxville Knoxville, Tennessee
Asheville Asheville, North Carolina
I-26 Interstate 26
US 23 U.S. Route 23
Kingsport Kingsport, Tennessee
Johnson City Johnson City, Tennessee
I-77 Interstate 77
I-64 Interstate 64
Twin cities
Tennessee Bristol, Tennessee
Virginia Bristol, Virginia
Wytheville Wytheville, Virginia
Roanoke Roanoke, Virginia
Christiansburg Christiansburg, Virginia
Lexington Lexington, Virginia
Staunton Staunton, Virginia
Harrisonburg Harrisonburg, Virginia
Winchester Winchester, Virginia
James Madison University
Eastern Panhandle of West Virginia
Martinsburg, West Virginia
Berkeley County Berkeley County, West Virginia
Eastern WV Regional Airport
West Virginia
Maryland
Potomac River
Williamsport Williamsport, Maryland
Maugansville Maugansville, Maryland

History

Great Indian Warpath
Piedmont Piedmont (United States)
New York State Route 2 New York State Route 2 (1924–1927)
Penn-Can Highway
Federal Works Agency
Maryland Route 144
Buchanan, Virginia
Northeast megalopolis
Urbanized region Megalopolis
Truck climbing lanes Truck climbing lane
African American African Americans

Major intersections

US 25E U.S. Route 25E
White Pine White Pine, Tennessee
Morristown Morristown, Tennessee
US 11E U.S. Route 11E
Mosheim Mosheim, Tennessee
US 11W U.S. Route 11W
US 58 U.S. Route 58
US 421 U.S. Route 421
Abingdon Abingdon, Virginia
I-381 Interstate 381
US 19 U.S. Route 19
US 21 U.S. Route 21
US 52 U.S. Route 52
Fort Chiswell Fort Chiswell, Virginia
US 460 U.S. Route 460
Future I-73 Interstate 73 Future
I-581 Interstate 581
US 220 U.S. Route 220
US 60 U.S. Route 60
US 250 U.S. Route 250
Peyton Peyton, Virginia?action=edit&redlink=1
US 33 U.S. Route 33
US 211 U.S. Route 211
New Market New Market, Virginia
I-66 Interstate 66
Middletown Middletown, Virginia
US 17 U.S. Route 17
US 50 U.S. Route 50
US 522 U.S. Route 522
Falling Waters Falling Waters, West Virginia

Auxiliary routes

Auxiliary Interstate Highways Auxiliary Interstate Highway
I-73 Interstate 73
Pennsylvania Route 581
NY 481 New York State Route 481
Oswego Oswego, New York
Fort Drum, New York
NY 281 New York State Route 281
State highway
Cortland Cortland County, New York
Onondaga Onondaga County, New York
I-181 Interstate 181

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Nodes178

Edges177

Triples23

Avg. degree1.99

Density0.011236

Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Interstate 81

Top relations

Major intersections · 10

Interstate 81 → I-26 / US 23 in Kingsport, TN, I-64 from Lexington, VA to Staunton, VA, I-70 at Hagerstown, MD, I-77 from Wytheville, VA to Fort Chiswell, VA, I-78 in Union Township, PA, I-80 in Drums, PA, I-83 / US 22 / US 322 in Harrisburg, PA, I-84 / I-380 / US 6 in Dunmore, PA, I-88 in Chenango, NY, I-90 near Syracuse, NY

related to External links · 6

Interstate 81 → Development History, Federal Highway Administration, Geographic, Interstate, OpenStreetMapThousand Islands Bridge System, Virginia

Country · 1

Interstate 81 → United States

Existed · 1

Interstate 81 → August 14, 1957–present

Length · 1

Interstate 81 → 855.02 mi (1,376.02 km)

NHS · 1

Interstate 81 → Entire route

North end · 1

Interstate 81 → Highway 137 at the Canadian border on Wellesley Island, NY

South end · 1

Interstate 81 → I-40 in Dandridge, TN

States · 1

Interstate 81 → Tennessee, Virginia, West Virginia, Maryland, Pennsylvania, New York

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

i-81 virginia highway us route new maryland york tennessee pennsylvania interstate 11 north km west harrisburg hagerstown state south major

Entity relationships Subject–Predicate–Object triples

Subject	Predicate	Object	Confidence	Src
Interstate 81	Country	United States	1.00	infobox
Interstate 81	Existed	August 14, 1957–present	1.00	infobox
Interstate 81	Length	855.02 mi (1,376.02 km)	1.00	infobox
Interstate 81	Major intersections	I-26 / US 23 in Kingsport, TN	1.00	infobox
Interstate 81	Major intersections	I-77 from Wytheville, VA to Fort Chiswell, VA	1.00	infobox
Interstate 81	Major intersections	I-64 from Lexington, VA to Staunton, VA	1.00	infobox
Interstate 81	Major intersections	I-70 at Hagerstown, MD	1.00	infobox
Interstate 81	Major intersections	I-83 / US 22 / US 322 in Harrisburg, PA	1.00	infobox
Interstate 81	Major intersections	I-78 in Union Township, PA	1.00	infobox
Interstate 81	Major intersections	I-80 in Drums, PA	1.00	infobox
Interstate 81	Major intersections	I-84 / I-380 / US 6 in Dunmore, PA	1.00	infobox
Interstate 81	Major intersections	I-88 in Chenango, NY	1.00	infobox
Interstate 81	Major intersections	I-90 near Syracuse, NY	1.00	infobox
Interstate 81	NHS	Entire route	1.00	infobox
Interstate 81	North end	Highway 137 at the Canadian border on Wellesley Island, NY	1.00	infobox
Interstate 81	South end	I-40 in Dandridge, TN	1.00	infobox
Interstate 81	States	Tennessee, Virginia, West Virginia, Maryland, Pennsylvania, New York	1.00	infobox

Related concept clusters Concept neighborhoods

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Connections between topic areas Semantic bridges

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