|
Border Length (km)
|
Border w/
|
Country
|
|
8,893 km
|
United States
|
Canada
|
|
8,893 km
|
Canada
|
United States
|
|
6,846 km
|
Russia
|
Kazakhstan
|
|
6,846 km
|
Kazakhstan
|
Russia
|
|
5,300 km
|
Chile
|
Argentina
|
|
5,300 km
|
Argentina
|
Chile
|
|
4,677 km
|
Mongolia
|
China
|
|
4,677 km
|
China
|
Mongolia
|
|
4,053 km
|
India
|
Bangladesh
|
|
4,053 km
|
Bangladesh
|
India
|
|
3,400 km
|
Brazil
|
Bolivia
|
|
3,400 km
|
Bolivia
|
Brazil
|
|
3,141 km
|
United States
|
Mexico
|
|
2,912 km
|
India
|
Pakistan
|
|
2,511 km
|
Democratic Republic of the Congo
|
Angola
|
|
2,511 km
|
Angola
|
Democratic Republic of the Congo
|
|
2,430 km
|
Pakistan
|
Afghanistan
|
|
2,410 km
|
Democratic Republic of the Congo
|
Republic of the Congo
|
|
2,237 km
|
Mauritania
|
Mali
|
|
2,237 km
|
Mali
|
Mauritania
|
|
2,203 km
|
Kazakhstan
|
Uzbekistan
|
|
2,200 km
|
Brazil
|
Venezuela
|
|
2,185 km
|
China
|
Myanmar
|
|
2,130 km
|
Vietnam
|
Laos
|
|
2,130 km
|
Laos
|
Vietnam
|
|
2,050 km
|
Venezuela
|
Colombia
|
|
1,937 km
|
Sudan
|
South Sudan
|
|
1,937 km
|
South Sudan
|
Sudan
|
|
1,930 km
|
Democratic Republic of the Congo
|
Zambia
|
|
1,903 km
|
Republic of the Congo
|
Gabon
|
|
1,880 km
|
Argentina
|
Paraguay
|
|
1,840 km
|
South Africa
|
Botswana
|
|
1,840 km
|
Botswana
|
South Africa
|
|
1,800 km
|
Myanmar
|
Thailand
|
|
1,782 km
|
Malaysia
|
Indonesia
|
|
1,782 km
|
Indonesia
|
Malaysia
|
|
1,690 km
|
Nigeria
|
Cameroon
|
|
1,690 km
|
India
|
Nepal
|
|
1,690 km
|
Cameroon
|
Nigeria
|
|
1,621 km
|
Uzbekistan
|
Turkmenistan
|
|
1,619 km
|
Sweden
|
Norway
|
|
1,619 km
|
Norway
|
Sweden
|
|
1,601 km
|
Morocco
|
Algeria
|
|
1,601 km
|
Algeria
|
Morocco
|
|
1,600 km
|
Somalia
|
Ethiopia
|
|
1,600 km
|
Ethiopia
|
Somalia
|
|
1,577 km
|
Democratic Republic of the Congo
|
Central African Republic
|
|
1,576 km
|
Russia
|
Ukraine
|
|
1,569 km
|
Mozambique
|
Malawi
|
|
1,569 km
|
Malawi
|
Mozambique
|
|
1,560 km
|
Brazil
|
Peru
|
|
1,497 km
|
Nigeria
|
Niger
|
|
1,458 km
|
Iraq
|
Iran
|
|
1,458 km
|
Iran
|
Iraq
|
|
1,458 km
|
Yemen
|
Saudi Arabia
|
|
1,458 km
|
Saudi Arabia
|
Yemen
|
|
1,420 km
|
Peru
|
Ecuador
|
|
1,416 km
|
China
|
North Korea
|
|
1,376 km
|
Angola
|
Namibia
|
|
1,360 km
|
Sudan
|
Chad
|
|
1,340 km
|
Russia
|
Finland
|
|
1,231 km
|
Mozambique
|
Zimbabwe
|
|
1,228 km
|
Vietnam
|
Cambodia
|
|
1,214 km
|
Spain
|
Portugal
|
|
1,214 km
|
Portugal
|
Spain
|
|
1,206 km
|
Afghanistan
|
Tajikistan
|
|
1,119 km
|
Brazil
|
Guyana
|
|
1,115 km
|
Egypt
|
Libya
|
|
1,099 km
|
Uzbekistan
|
Kyrgyzstan
|
|
1,010 km
|
Algeria
|
Tunisia
|
|
1,000 km
|
Mali
|
Burkina Faso
|
|
985 km
|
Brazil
|
Uruguay
|
|
962 km
|
Mexico
|
Guatemala
|
|
959 km
|
Russia
|
Belarus
|
|
939 km
|
Ukraine
|
Moldova
|
|
937 km
|
Russia
|
Georgia
|
|
933 km
|
Uganda
|
Kenya
|
|
933 km
|
Kenya
|
Uganda
|
|
|
Border Length (km)
|
Border w/
|
Country
|
|
932 km
|
Croatia
|
Bosnia and Herzegovina
|
|
932 km
|
Bosnia and Herzegovina
|
Croatia
|
|
922 km
|
Nicaragua
|
Honduras
|
|
922 km
|
Honduras
|
Nicaragua
|
|
912 km
|
Ethiopia
|
Eritrea
|
|
909 km
|
South Africa
|
Lesotho
|
|
877 km
|
Togo
|
Ghana
|
|
877 km
|
Ghana
|
Togo
|
|
858 km
|
Mali
|
Guinea
|
|
822 km
|
Turkey
|
Syria
|
|
822 km
|
Syria
|
Turkey
|
|
820 km
|
Indonesia
|
Papua New Guinea
|
|
815 km
|
Germany
|
Czech Republic
|
|
815 km
|
Czech Republic
|
Germany
|
|
813 km
|
Mauritania
|
Senegal
|
|
787 km
|
Azerbaijan
|
Armenia
|
|
787 km
|
Armenia
|
Azerbaijan
|
|
784 km
|
Germany
|
Austria
|
|
773 km
|
Nigeria
|
Benin
|
|
769 km
|
Kenya
|
Tanzania
|
|
744 km
|
Saudi Arabia
|
Jordan
|
|
740 km
|
Senegal
|
Gambia
|
|
740 km
|
Switzerland
|
Italy
|
|
740 km
|
Italy
|
Switzerland
|
|
716 km
|
Liberia
|
Ivory Coast
|
|
716 km
|
Ivory Coast
|
Liberia
|
|
677 km
|
Slovakia
|
Hungary
|
|
677 km
|
Hungary
|
Slovakia
|
|
676 km
|
Saudi Arabia
|
Oman
|
|
673 km
|
Brazil
|
France
|
|
670 km
|
Croatia
|
Slovenia
|
|
658 km
|
Czech Republic
|
Poland
|
|
652 km
|
Guinea
|
Sierra Leone
|
|
620 km
|
France
|
Belgium
|
|
608 km
|
Romania
|
Bulgaria
|
|
608 km
|
Bulgaria
|
Romania
|
|
605 km
|
India
|
Bhutan
|
|
600 km
|
Guyana
|
Suriname
|
|
577 km
|
Germany
|
Netherlands
|
|
502 km
|
Belarus
|
Lithuania
|
|
499 km
|
United Kingdom
|
Ireland
|
|
499 km
|
Ireland
|
United Kingdom
|
|
494 km
|
Bulgaria
|
Greece
|
|
457 km
|
Saudi Arabia
|
United Arab Emirates
|
|
453 km
|
Lithuania
|
Latvia
|
|
451 km
|
Tanzania
|
Burundi
|
|
430 km
|
South Africa
|
Eswatini
|
|
386 km
|
Guinea
|
Guinea Bissau
|
|
381 km
|
Malaysia
|
Brunei
|
|
375 km
|
Syria
|
Lebanon
|
|
360 km
|
Haiti
|
Dominican Republic
|
|
360 km
|
Dominican Republic
|
Haiti
|
|
352 km
|
Serbia
|
Kosovo
|
|
350 km
|
Gabon
|
Equatorial Guinea
|
|
342 km
|
Ethiopia
|
Djibouti
|
|
342 km
|
Honduras
|
El Salvador
|
|
339 km
|
Latvia
|
Estonia
|
|
330 km
|
Panama
|
Costa Rica
|
|
330 km
|
Costa Rica
|
Panama
|
|
290 km
|
Burundi
|
Rwanda
|
|
282 km
|
Greece
|
Albania
|
|
266 km
|
Guatemala
|
Belize
|
|
266 km
|
Egypt
|
Israel
|
|
246 km
|
Greece
|
North Macedonia
|
|
240 km
|
Iraq
|
Kuwait
|
|
238 km
|
North Korea
|
South Korea
|
|
228 km
|
Indonesia
|
East Timor
|
|
225 km
|
Bosnia and Herzegovina
|
Montenegro
|
|
152 km
|
United Kingdom
|
Cyprus
|
|
148 km
|
Belgium
|
Luxembourg
|
|
68 km
|
Germany
|
Denmark
|
|
64 km
|
Spain
|
Andorra
|
|
60 km
|
Saudi Arabia
|
Qatar
|
|
41 km
|
Switzerland
|
Liechtenstein
|
|
39 km
|
Italy
|
San Marino
|
|
4.4 km
|
France
|
Monaco
|
|
3.2 km
|
Italy
|
Vatican City
|
|
