The following highways are numbered 1. For roads numbered A1, see

list of A1 roads A list of roads designated A1, sorted by alphabetical order of country. * A01 highway (Afghanistan), a long ring road or beltway connecting Kabul, Kandahar, Herat and Mazar * A1 motorway (Albania), connecting Durrës and Kukës * A001 highw ...

. For roads numbered B1, see list of B1 roads. For roads numbered M1, see List of M1 roads. For roads numbered N1, see list of N1 roads. For roads numbered S1, see List of highways numbered S1.

International

Asian Highway 1 Asian Highway 1 (AH1) is the longest route of the Asian Highway Network, running from Tokyo, Japan via Korea, China, Southeast Asia, Bangladesh, India, Pakistan, Afghanistan and Iran to the border between Turkey and Bulgaria west of Istanbul ...

, an international route from Japan to the Turkish-

Bulgaria Bulgaria (; bg, България, Bǎlgariya), officially the Republic of Bulgaria,, ) is a country in Southeast Europe. It is situated on the eastern flank of the Balkans, and is bordered by Romania to the north, Serbia and North Macedo ...

n border *

European route E01 European route E1 is a series of roads in Europe, part of the United Nations International E-road network, running from Larne, Northern Ireland to Seville, Spain. There is a sea crossing between Rosslare Harbour, in Ireland, and Ferrol, but ...

(

Northern Ireland Northern Ireland ( ga, Tuaisceart Éireann ; sco, label= Ulster-Scots, Norlin Airlann) is a part of the United Kingdom, situated in the north-east of the island of Ireland, that is variously described as a country, province or region. Nort ...

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

) * *

Highway 1 (Afghanistan) ), is a two-lane road network circulating inside Afghanistan, connecting the following major cities (clockwise): Kabul, Maidan Shar, Ghazni, Kandahar, Delaram, Herat, Maymana, Sheberghan, Mazar-i-Sharif, Puli Khumri and back to Kabul. It has ex ...

, also called A01 and formally called the Ring Road, circles Afghanistan connecting Kabul, Ghazni, Kandahar, Farah, Herat, and Mazar.

Albania

National Road 1 (Albania), road running from border Montenegro (Hani i Hotit) to Tirana. * Autostrada A1 Italia

Albania–Kosovo Highway

Algeria

Algeria East–West Highway ) , image_map = Algeria (centered orthographic projection).svg , map_caption = , image_map2 = , capital = Algiers , coordinates = , largest_city = capital , religi ...

Andorra

CG-1

Argentina

National Route 1 * RNA001-AR

National Route A001 * Argentina I-12

Santa Fe Provincial Highway 01

Austria

West Autobahn The West Autobahn (A1) was the first motorway (''Autobahn'') to be built in Austria, originating from plans drawn up for the so-called '' Reichsautobahn'' system. Completed in 1967, today it runs from the outskirts of Vienna via Linz to Salzburg, ...

Bangladesh

Belarus

M1 highway (Belarus) The M1 ( be, Магістраль М1), Magistral Route Nr. 1, olimpijka (russian: олимпийка) is a main road crossing Belarus. It is a part of European route E30 and is the most important road in the country, connecting Moscow to Pola ...

Belgium

Autoroute A1 - Autosnelweg A1 - Autobahn A1

Bosnia and Herzegovina

A1 (Bosnia and Herzegovina) The A1 motorway ( bs, Autocesta A1, sr-cyr, Аутопут A1, Autoput A1) is a motorway in Bosnia and Herzegovina that is part of the European route E73 and, together with Croatian motorways A10 and A5, and the Hungarian M6, will provide ...

Bulgaria

Trakia motorway The Trakia motorway (, ) or Thrace motorway, designated A1, is a motorway in Bulgaria. It connects the capital city of Sofia, the city of Plovdiv and the city of Burgas on the Black Sea coast. The motorway is named after the historical region of ...

I-1 road (Bulgaria)

Cambodia

National Highway 1 (Cambodia) National Highway 1 or National Road No.1 (10001) is one of the national highways of Cambodia. With a length of , it connects the capital of Phnom Penh, through Prey Veng Province, with Bavet, Svay Rieng Province on the border with Vietnam, and ...

Canada

;Parts of the

Trans-Canada Highway The Trans-Canada Highway (French: ; abbreviated as the TCH or T-Can) is a transcontinental federal–provincial highway system that travels through all ten provinces of Canada, from the Pacific Ocean on the west coast to the Atlantic Ocean on ...

: *

Alberta Highway 1 Alberta Provincial Highway No. 1, commonly referred to as Highway 1, is a major east–west highway in Southern Alberta that forms the southern mainline of the Trans-Canada Highway. It runs from the British Columbia border near Lake ...

Alberta Highway 1A **

Alberta Highway 1X * TCH-1 (BC)

British Columbia Highway 1 Highway 1 is a provincial highway in British Columbia, Canada, that carries the main route of the Trans-Canada Highway (TCH). The highway is long and connects Vancouver Island, the Greater Vancouver region in the Lower Mainland, and the Inte ...

British Columbia Highway 1A There are many roads in the southwestern part of British Columbia and Vancouver Island that were designated as Highway 1A. These roads were sections of the original 1941 route of Highway 1 before its various re-alignments, and are used today a ...

Manitoba Highway 1 Provincial Trunk Highway 1 (PTH 1) is Manitoba's section of the Trans-Canada Highway. It is a heavily used, 4-lane divided highway, with the exception of a short 18 km section in the southeastern corner of the province. It is the main link b ...

Manitoba Highway 1A Provincial Trunk Highway 1A (PTH 1A) is the name used for two provincial primary highways located in the Canadian province of Manitoba. One is located within the city of Portage la Prairie and the other, within and west of the city of Brandon. ...

Newfoundland and Labrador Route 1 Route 1 is a highway in the Canada province of Newfoundland and Labrador, and is the easternmost stretch of the Trans-Canada Highway. Route 1 is the primary east–west road on the island of Newfoundland. The eastern terminus of Route 1 is St. ...

Prince Edward Island Route 1 Route 1 is a long provincial highway that serves as the Prince Edward Island section of the Trans-Canada Highway. Route 1 traverses the southern shores of Prince Edward Island, from the Confederation Bridge in Borden-Carleton to the Wood ...

Route 1A (Prince Edward Island) *

Saskatchewan Highway 1 Highway 1 is the Saskatchewan section of the Trans-Canada Highway mainland route. The total distance of the Trans-Canada Highway in Saskatchewan is . The highway traverses Saskatchewan from the western border with Alberta, from Highway 1, to t ...

;Other instances of Highway 1: * NB 1

New Brunswick Route 1 Route 1 is a highway in the southern part of the Canadian province of New Brunswick. It begins in the west from the Canada–United States border at St. Stephen, and runs east for to Route 2 at River Glade. The entire highway is a 4-lane ...

Nova Scotia Trunk 1 Trunk 1 is part of the Canadian province of Nova Scotia's system of Trunk Highways. It is located in the western part of the province and connects Bedford with Yarmouth via the Annapolis Valley. It was known for many years as "the Post Road" ...

Northwest Territories Highway 1 The Mackenzie Highway is a Canadian highway in northern Alberta and the Northwest Territories. It begins as Alberta Highway 2 at ''Mile Zero'' in Grimshaw, Alberta. After the first , it becomes Alberta Highway 35 for the balance of its length ...

Quebec Route 1 (former) *

Yukon Highway 1 01 or 01 may refer to: * The year 2001, or any year ending with 01 * The month of January * 1 (number) Music * 01'' (Richard Müller album), 2001 * ''01'' (Son of Dave album), 2000 * ''01'' (Urban Zakapa album), 2011 * ''O1'' (Hiroyuki Sawano ...

Chile

Chile Route 1

China

G1 Expressway ** China Expwy G1N sign with name

G1N Expressway ** China Expwy G0102CC sign with name

G0102 Expressway ** China Expwy G0111 sign with name

G0111 Expressway * Anhui Expwy S01 sign with name

S01 Expressway (Anhui) * Guangdong Expwy S1 sign with name

S1 Expressway (Guangdong) * Henan Expwy S1 sign no name

S1 Expressway (Henan) * Hubei Expwy S1 sign no name

S1 Expressway (Hubei) * Hunan Expwy S01 sign no name

S01 Expressway (Hunan) * Shandong Expwy S1 sign with name

S1 Expressway (Shandong) * Shanghai Expwy S1 sign with name

S1 Expressway (Shanghai) * Sichuan Expwy S1 sign with name

S1 Expressway (Sichuan) * Tianjin Expwy S1 sign no name

S1 Expressway (Tianjin) * Tibet Expwy S1 sign no name

S1 Expressway (Tibet) * Zhejiang Expwy S1 sign no name

S1 Expressway (Zhejiang)

Colombia

National Route 1

Costa Rica

National Route 1

Cuba

Autopista A1 (Cuba) The Autopista A1, also known as ''Autopista Nacional'', is a Cuban motorway, partly built, that will link Havana to Guantánamo.Source: ''Mapa de Carreteras de Cuba'' (Road map of Cuba). Ediciones GEO, Havana 2011 - It is a toll-free road an ...

Cyprus

A1 motorway (Cyprus) * B1 road cyprus

B1 road (Cyprus)

Czech Republic

D1 from

Prague Prague ( ; cs, Praha ; german: Prag, ; la, Praga) is the capital and List of cities in the Czech Republic, largest city in the Czech Republic, and the historical capital of Bohemia. On the Vltava river, Prague is home to about 1.3 milli ...

Ostrava Ostrava (; pl, Ostrawa; german: Ostrau ) is a city in the north-east of the Czech Republic, and the capital of the Moravian-Silesian Region. It has about 280,000 inhabitants. It lies from the border with Poland, at the confluences of four riv ...

Djibouti

RN-1 (Djibouti)

Dominican Republic

DR-1 DR-1 is a dual carriageway highway that forms part of the five designated national highways of the Dominican Republic. DR-1 provides a fast connection between Santo Domingo, the capital, on the southern coast, and the second city Santiago and the ...

Estonia

Estonian national road 1

Equatorial Guinea

AP-1 Motorway (Equatorial Guinea)

Finland

Finnish national road 1 * Finland road sign F29-1

Åland Islands Highway 1

France

Autoroute A1 * Route nationale française 1

Route nationale 1 The Route nationale 1 is a trunk road ( nationale) in France between Paris and Calais. It is approximately long. Reclassification The majority of the original road has been superseded by the A16 autoroute. As a result, much of the road has no ...

Georgia

S1 Highway * Sh1-GE

SH1 Road (Georgia)

Germany

Bundesautobahn 1 is an autobahn in Germany. It runs from Heiligenhafen in Schleswig-Holstein to Saarbrücken, a distance of , but is incomplete between Cologne and Trier. B 207 continues north from Heiligenhafen to Puttgarden, at the end of the island of Fehma ...

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

Bundesstraße 1 in

Bundesstraße 1a, branch of Bundesstraße 1

Ghana

N1 road (Ghana)

Greece

Motorway 1 * GR-OEO-1

Greek National Road 1 Greek National Road 1 ( el, Εθνική Οδός 1, abbreviated as EO1) is the old single carriageway road connecting Athens with Thessaloniki and Evzonoi, the border crossing between Greece and North Macedonia. For most of its length, it has ...

Hong Kong

Route 1 (Hong Kong)

Hungary

M1 motorway (Hungary) The M1 motorway ( hu, M1-es autópálya) is a toll motorway in northwestern Hungary, connecting Budapest to Győr and Vienna. The first section of the motorway opened in the 1970s, reaching the Austrian border at Hegyeshalom in 1996. It f ...

Main road 1 (Hungary)

Iceland

Route 1 (Iceland) Route 1 or the Ring Road ( or ) is a national road in Iceland that circles the entire country. As a major trunk route, it is considered to be the most important piece of transport infrastructure in Iceland as it connects the majority of towns ...

India

* ** ** ** * Road marker IN SH

State Highway 1 (Kerala)

Indonesia

Indonesian National Route 1 Indonesian National Route 1 is a major road in Java, Indonesia. It passes through 5 provinces along the north coast, Banten, Jakarta, West Java, Central Java and East Java.

Iran

Freeway 1 (Iran)

Iraq

Freeway 1 * Road 1-IRQ

Highway 1

Ireland

M1 motorway (Republic of Ireland) The M1 motorway ( ga, Mótarbhealach M1) is a motorway in Ireland. It forms the large majority of the N1 national primary road connecting Dublin towards Belfast along the east of the island of Ireland. The route heads north via Swords, Drogheda a ...

N1 road (Ireland) The M1 motorway ( ga, Mótarbhealach M1) is a motorway in Ireland. It forms the large majority of the N1 national primary road connecting Dublin towards Belfast along the east of the island of Ireland. The route heads north via Swords, Drogheda a ...

Israel

Highway 1 (Israel/Palestine)

Italy

Autostrada A1 (Italy) * Italian traffic signs - raccordo autostradale 1

RA 1 *

Strada statale 1 * Traforo T1 Italia

Japan

* * * ** ** ** * Hanshin Urban Expwy Sign 0001

Route 1 (Hanshin Expressway) in Osaka * Japanese Urban Expwy Sign 0001

Route 1 (Nagoya Expressway) * Shuto Urban Expwy Sign 1-Haneda

Route 1 (Shuto Expressway) The , signed as Route 1, is one of the tolled routes of the Shuto Expressway system serving the Greater Tokyo Area. It is one two expressways signed as Route 1 in the system, the other expressway signed as Route 1 is the Ueno Route. The route is ...

in Tokyo

Kazakhstan

A1 highway (Kazakhstan) A1 is a national highway in Kazakhstan that runs from Nur-Sultan to Petropavl with a total length of . It is part of the European route E125. The route starts in Nur-Sultan on the Nur-Sultan bypass junction, where it travels north-west and mee ...

Laos

Route 1A (Laos) * Route 1C, LAO

Route 1C (Laos) * Route 1E, LAO

Route 1E (Laos) * Route 1I, LAO

Route 1I (Laos)

Latvia

A1 road (Latvia) The A1 highway (Riga (Baltezers) - Border of Estonia (Ainaži)), also known as the Tallinn highway is a national road in Latvia, which connects the Riga bypass with the Estonian border at Ainaži. The highway continues in Estonia as highway ...

Lithuania

A1 highway (Lithuania)

Luxembourg

A1 motorway (Luxembourg)

Malaysia

Malaysia Federal Route 1 The Federal Route 1 is the first federal road in Malaysia, the oldest federal road in Malaysia, and among the nation's earliest public roadways ever constructed. The Federal Route 1 was the backbone of the road system in the western states of Peni ...

North–South Expressway Northern Route The North–South Expressway Northern Route is an interstate controlled-access highway running parallel to the northwestern coast of Peninsular Malaysia. The expressway forms the north section of the North–South Expressway, passing thr ...

State Route

* Malaysia Federal Route 1 (Sabah) * Malaysia Federal Route 1 (Sarawak) * Jalan Jelapang *

Jalan Meru Jalan Meru (Selangor state route B1) is a major road in Selangor, Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federal constitutional monarchy consists of thirteen states and three federal territories, separated by the ...

* Iskandar Coastal Highway * Jalan Bedong—Kuala Muda * Federal Route 1265 (formerly N1) * Jalan Permatang Bendahari

Martinique

A1 autoroute (Martinique) The A1 autoroute in Martinique (officially designated as A1 (972)) is the only autoroute on the French autoroute system built outside Metropolitan France. This short autoroute, only in length, connects Aimé Césaire International Airport in Le ...

Mexico

Mexican Federal Highway 1 *

Mexican Federal Highway 1D Federal Highway 1D ( es, Carretera Federal 1D, Fed. 1D) is a tolled ( es, cuota) part of the Mexico Federal Highways, paralleling Fed. 1. There are two segments, one in the state of Baja California and another in the state of Baja C ...

Moldova

M1 highway (Moldova) The M1 highway ( ro, Drumul național M1) is a road in Moldova connecting the border with Ukraine near Dubău to the border with Romania at Leușeni, passing through Chișinău and Dubăsari. It is long and forms part of the European routes ...

R1 road (Moldova)

Morocco

Rabat–Tangier expressway The Rabat–Tangier-Med expressway is an expressway in Morocco. It begins in Morocco's capital of Rabat, and connects to the northern port of Tanger-Med. The expressway's identity marker is "A5". The Rabat-Tanger expressway originates at an int ...

National Route 1 (Morocco)

Myanmar

* National Highway 1 (Myanmar)

Namibia

A1 road (Namibia) The A1 is a national highway in Namibia. The stretch of road between Windhoek and Okahandja is the only A-rated road in Namibia. Consisting of freeway for its entire length, it came into existence in 2017 when freeway sections of the B1 were re ...

Nepal

Mahendra Highway Mahendra Highway (), also called East-West Highway () runs across the Terai geographical region of Nepal, from Mechinagar in the east to Bhim Datta in the west, cutting across the entire width of the country. It is the longest highway in Nepal ...

Netherlands

Rijksweg 1

New Zealand

New Zealand State Highway 1 State Highway 1 (SH 1) is the longest and most significant road in the New Zealand road network, running the length of both main islands. It appears on road maps as SH 1 and on road signs as a white number 1 on a red shield, but it has the of ...

New Zealand State Highway 1B ** State Highway 1c NZ

New Zealand State Highway 1C

Nicaragua

NIC-1

Niger

* Route nationale 1 (Niger), main east–west highway

North Macedonia

A1 motorway (North Macedonia)

Pakistan

M1 motorway (Pakistan)

Panama

* Highway 1 is the

Pan-American Highway The Pan-American Highway (french: (Auto)route panaméricaine/transaméricaine; pt, Rodovia/Auto-estrada Pan-americana; es, Autopista/Carretera/Ruta Panamericana) is a network of roads stretching across the Americas and measuring about in to ...

Paraguay

* National Route 1

Philippines

Circumferential Road 1 Circumferential Road 1 (C-1), informally known as the C-1 Road, is a network of roads and bridges that all together form the first and innermost beltway of Metro Manila in the Philippines. Spanning some , it connects the districts of Ermita, Intram ...

* Radial Road 1 * N1 (Philippines)

N1 highway (Philippines) National Route 1 (N1) is a primary national route that forms part of the Philippine highway network, running from Luzon to Mindanao. Except for a gap in Metro Manila and ferry connections, the highway is generally continuous. Most sections of N ...

E1 expressway (Philippines) Expressway (E1) forms part of the Philippine expressway network. It runs through western Luzon from Quezon City in the south to Rosario in the north. Quezon City to Mabalacat The southern section of the E1 forms most of the North Luzon Expressw ...

Poland

A1 autostrada (Poland) The autostrada A1, officially named Amber Highway ( pl, Autostrada Bursztynowa) in Poland is a north–south motorway, partly under construction, that runs through central Poland, from Gdańsk (on the Baltic Sea) through Łódź and the Up ...

Expressway S1 (Poland) * DK1-PL

National road 1 (Poland)

Portugal

A1 motorway (Portugal) The A 1—Autoestrada do Norte—is the biggest and the most important highway in Portugal. It connects the two largest cities in Portugal, Lisbon and Porto, also passing by some district capitals and industrial zones. Being the most important con ...

Romania

Drumul Național 1 * A1-RO

A1 motorway (Romania) The A1 motorway ( ro, Autostrada A1) is a partially built motorway in Romania, planned to connect Bucharest with the Banat and Crișana regions in the western part of the country and the rest of Europe. When completed it will be 580.2 ...

Russia

M1 highway (Russia) The Russian route M1 (also known as the ''Belarus Highway'', road to Minsk) is a major trunk road that runs from Moscow through Smolensk before reaching the border with Belarus. The length is . The highway runs south of Odintsovo, Kubinka, Mozh ...

Senegal

Autoroute A1 *

N1 road (Senegal) The N1 road is one of the national roads of Senegal. It connects the west and the east of the country by a direct route across the middle from the capital Dakar via Mbour, Fatick, Kaolack, Kaffrine, Koungheul, Tambacounda, Goudiry to Nayé ...

Serbia

A1 motorway (Serbia) The A1 motorway ( sr, Аутопут А1, Autoput A1) is a motorway in Serbia and at it is the longest motorway in Serbia. It crosses the country from north to south, starting at the Horgoš border crossing with Hungary and ending at the Prešev ...

Slovakia

D1 motorway (Slovakia) * Rýchlostná cesta R1

R1 expressway (Slovakia)

Slovenia

A1 motorway (Slovenia)

South Africa

N1 road (South Africa) The N1 is a national route in South Africa that runs from Cape Town through Bloemfontein, Johannesburg, Pretoria and Polokwane to Beit Bridge on the border with Zimbabwe. It forms the first section of the famed Cape to Cairo Road. Prior to 1 ...

M1 (East London) The M1 is a short Metropolitan Routes in East London, metropolitan route in East London, South Africa, East London, South Africa. Route The M1 begins at the intersection with the R72 (South Africa), R72 in the East London, South Africa, E ...

M1 (Johannesburg) The M1 De Villiers Graaff motorway is a metropolitan route and major freeway in the City of Johannesburg, South Africa. The highway connects the southern areas (including Booysens, Eldorado Park and Soweto) with the city centre and extends fu ...

M1 (Pretoria) * SA road M1

M1 (Durban) * SA road M1

M1 (Port Elizabeth)

South Korea

Gyeongbu Expressway * Korea National Route No

National Route 1

Spain

Autovía A-1 * ESP AP-1

Autopista AP-1 * ESP AS-I

Autovía AS-I * ESP_EX-A1

A1 motorway (Extremadura) * ESP GC-1

Autopista GC-1 * ESP R-1

R-1 motorway (Spain) The R-1 motorway (Spanish : ''Autopista Radial R-1'') is a future Spanish radial motorway serving Madrid Madrid ( , ) is the capital and most populous city of Spain. The city has almost 3.4 million inhabitants and a metropolitan area po ...

A1 motorway (Aragon) The A1 or ARA-A1 is a long motorway in Aragon, Spain connecting Villafranca de Ebro (roundabout with N-II) and El Burgo de Ebro (roundabout with N-232) via a junction with AP-2. It is a partial beltway around Zaragoza Zaragoza, also known ...

Autovía RM-1

Sri Lanka

* Colombo-Kandy Road * Southern Lanka Distributor

Switzerland

A1 motorway (Switzerland) The A1 is a motorway in Switzerland. It follows Switzerland's main east–west axis, from St. Margrethen in northeastern Switzerland's canton of St. Gallen through to Geneva Geneva ( ; french: Genève ) frp, Genèva ; german: link=no, Genf ; ...

A1a motorway (Switzerland) ** A1HSwiss

A1h motorway (Switzerland) The A1 is a motorway in Switzerland. It follows Switzerland's main east–west axis, from St. Margrethen in northeastern Switzerland's canton of St. Gallen through to Geneva , neighboring_municipalities= Carouge, Chêne-Bougeries, Cologn ...

A1l motorway (Switzerland) The A1 is a motorway in Switzerland. It follows Switzerland's main east–west axis, from St. Margrethen in northeastern Switzerland's canton of St. Gallen through to Geneva , neighboring_municipalities= Carouge, Chêne-Bougeries, Cologn ...

A1.1 motorway (Switzerland)

Taiwan

National Highway 1 (Taiwan) * TW PHW1

Provincial Highway 1 (Taiwan) Provincial Highway 1 () is a -long Taiwanese provincial highway that starts in the north of the country near Taipei Main Station and ends in the south at Fangshan, Pingtung County. It intersects with Provincial Highway 9 and Provincial Highw ...

Thailand

Thailand Route 1 (Phahonyothin Road)

Tunisia

A1 motorway (Tunisia) Tunisia's A1 or A-1 motorway is a 247 km road connecting Tunis and Sfax. In the map shown, the A-1 is in red. The highway was built from Tunis at the north end toward the south and is continuing to be extended. The A-1 is conceived of as part of ...

Turkey

Otoyol 1 Otoyol 1 ( en, Motorway 1), abbreviated as O-1 and locally referred to as Freeway 1 ( tr, 1. Çevreyolu), is a controlled access highway in Istanbul, Turkey. The O-1 serves as the inner freeway and is one of three freeways in the city, the other ...

Ukraine

Highway M01 (Ukraine) M01 is a Ukraine international highway ( M-highway) that stretches from the state capital, Kyiv, to the northern border with Belarus. Together with the M05 it is a part of the European routes E95 (Saint Petersburg – Kyiv – Odessa Samsun – ...

Highway H01 (Ukraine)

United Kingdom

M1 motorway The M1 motorway connects London to Leeds, where it joins the A1(M) near Aberford, to connect to Newcastle. It was the first inter-urban motorway to be completed in the UK; the first motorway in the country was the Preston By-pass, which ...

A1 road (Great Britain) The A1 is the longest numbered road in the UK, at . It connects London, the capital of England, with Edinburgh, the capital of Scotland. It passes through or near North London, Hatfield, Welwyn Garden City, Stevenage, Baldock, Letchworth Ga ...

A1(M) motorway * UK road A1

A1 road (Isle of Man) "A" roads "B" roads Note: Many of these roads in rural areas do not lead to or from anywhere remotely notable, while many of the roads within towns and villages are very short indeed. This makes it problematic to include "to" or "from" des ...

A1 road (Jersey) The A1 road in Jersey is a major route on the south of the island and links St. Helier with St. Aubin in the parish of St Brelade. History The A1 road was originally classified in the 1950s, at the same time as all the other A roads in J ...

M1 motorway (Northern Ireland) The M1 is a motorway in Northern Ireland. It is the longest motorway in Northern Ireland and runs for from Belfast to Dungannon through County Antrim, County Down, County Armagh and County Tyrone. It forms part of the route via the A1 in No ...

A1 road (Northern Ireland)

United States

Interstate A-1 The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, is a network of controlled-access highways that forms part of the National Highway System in the United States. Th ...

(

Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U.S. ...

; unsigned) * I-H1

Interstate H-1 (

Hawaii Hawaii ( ; haw, Hawaii or ) is a state in the Western United States, located in the Pacific Ocean about from the U.S. mainland. It is the only U.S. state outside North America, the only state that is an archipelago, and the only state ...

) *

U.S. Route 1 U.S. Route 1 or U.S. Highway 1 (US 1) is a major north–south United States Numbered Highway that serves the East Coast of the United States. It runs from Key West, Florida, north to Fort Kent, Maine, at the Canadian border, making ...

U.S. Route 1A * US 1 Business

U.S. Route 1 Business (

Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...

) *

U.S. Route 1 Business (

Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...

) *

New England Route 1 U.S. Route 1 or U.S. Highway 1 (US 1) is a major north–south United States Numbered Highway that serves the East Coast of the United States. It runs from Key West, Florida, north to Fort Kent, Maine, at the Canadian border, making ...

(former) ;State highway systems * Alabama 1

Alabama State Route 1 001, O01, or OO1 may refer to: *1 (number), a number, a numeral *001, fictional British agent, see 00 Agent *001, former emergency telephone number for the Norwegian fire brigade (until 1986) *AM-RB 001, the code-name for the Aston Martin Valkyr ...

Alaska Route 1 * Arkansas 1

Arkansas Highway 1 Highway 1 (AR 1, Ark. 1, and Hwy. 1) is a north–south state highway in east Arkansas. The route of runs from US Route 278 (US 278) in McGehee north to Supplemental Route BB at the Missouri state line. One of the origina ...

California State Route 1; merges in some places with U.S. Route 101 * Colorado 1

Colorado State Highway 1 * Elongated circle 1

Delaware Route 1 * Elongated circle 1A

Delaware Route 1A * Elongated circle 1B

Delaware Route 1B * Elongated circle 1D

Delaware Route 1D * Florida A1A

Florida State Road A1A * Georgia 1

Georgia State Route 1 Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...

Idaho State Highway 1 * Illinois 1

Illinois Route 1 Illinois Route 1 (IL 1) is a state highway in the U.S. state of Illinois. Running parallel to the Indiana border, the highway starts at the free ferry crossing to Kentucky at Cave-in-Rock on the Ohio River and runs north to the south sid ...

Indiana State Road 1 State Road 1 (SR 1) is a north–south state highway in eastern Indiana, consisting of two segments. Its southern segment begins at U.S. Highway 50 and Interstate 275 in east-central Dearborn County, just east of Lawrenceburg, and end ...

Iowa Highway 1 * K-1

K-1 (Kansas highway) * Circle sign 1

Kentucky Route 1 Kentucky Route 1 (KY 1) is a state highway in the U.S. state of Kentucky. It originates at a junction with KY 3, one mile (1.6 km) east of Cadmus in Lawrence County. The route continues through Grayson in Carter County to terminate at ...

Louisiana Highway 1 Louisiana Highway 1 (LA 1) is a state highway in Louisiana. At , it is the longest numbered highway of any class in Louisiana. It runs diagonally across the state, connecting the oil and gas fields near the island of Grand Isle with the ...

Massachusetts Route 1A Route 1A is a north–south state highway in Massachusetts. It is an alternate route to U.S. 1 with three signed sections and two unsigned sections where the highway is concurrent with its parent. Due to the reconfiguration of tunnel interchan ...

, Alternate route of

M-1 (Michigan highway) M-1, commonly known as Woodward Avenue, is a north–south state trunkline highway in the Metro Detroit area of the US state of Michigan. The highway, called "Detroit's Main Street", runs from Detroit north-northwesterly to Pontiac. It is one o ...

Minnesota State Highway 1 Minnesota State Highway 1 (MN 1) is a state highway across northern Minnesota, United States, which runs from North Dakota Highway 54 (ND 54) at the North Dakota state line (at the Red River in Oslo) and continues east to its eastern termi ...

Mississippi Highway 1 Mississippi Highway 1 (MS 1) is a state highway in Mississippi that runs south from U.S. Highway 49 near Lula to U.S. Highway 61 south of Cary, roughly paralleling the Mississippi River. It travels approximately , serving Sharkey, Issaquen ...

Missouri Route 1 Route 1 is a State highway (US), state highway in the Kansas City metropolitan area that travels from Missouri Route 210, Route 210 in North Kansas City, Missouri, North Kansas City to Missouri Route 152, Route 152 in Kansas City, Missouri, Ka ...

Montana Highway 1 Montana State Highway 1 (MT 1) is a state highway in Deer Lodge and Granite counties in southwestern Montana, United States, extending west and north from the Anaconda I-90 Junction to Drummond. Both the beginning and endpoints of the ...

Nebraska Highway 1 Nebraska Highway 1 (N-1) is a state highway in Cass County, Nebraska, United States. Its western terminus is at U.S. Route 34 (US 34) south of Elmwood, and its eastern terminus is at US 34/US 75 east of Murray. Route description N-1 begi ...

Nebraska Spur 1B * N SPUR 1D

Nebraska Spur 1D * Nevada 1

Nevada State Route 1 001, O01, or OO1 may refer to: *1 (number), a number, a numeral *001, fictional British agent, see 00 Agent *001, former emergency telephone number for the Norwegian fire brigade (until 1986) *AM-RB 001, the code-name for the Aston Martin Valkyrie ...

(former) * NH Route 1A