Note: Borders the Malaysian state of Sarawak on the island of Borneo.
Canada
United States
8,893
Note: The border around the area of Hans Island between Canada and Greenland (a Danish dependent territory) is disputed and undefined. Canada also shares a maritime border with Saint Pierre and Miquelon, a French dependent territory
Denmark
Germany
68
Note: Denmark is connected to Sweden via the Øresund Bridge. The border around the area of Hans Island between Canada and Greenland (a Danish dependent territory) is disputed and undefined. See dependent territories below.
Dominican Republic
Haiti
360
Note: On the island of Hispaniola.
Gambia
Senegal
740
Haiti
Dominican Republic
360
Note: On the island of Hispaniola.
Ireland
United Kingdom
360
Note: The Republic of Ireland borders the United Kingdom on the island of Ireland.
Lesotho
South Africa
909
Note: Lesotho is an enclave entirely surrounded by South Africa.
Monaco
France
4.4
Note: Monaco is surrounded on three sides by France, the last bordering the Mediterranean.
Papua New Guinea
Indonesia
820
Note: On the island of New Guinea.
Portugal
Spain
1,214
Qatar
Saudi Arabia
60
Note: The planned Qatar–Bahrain Friendship Bridge would connect Qatar to Bahrain.
San Marino
Italy
39
Note: San Marino is an enclave entirely surrounded by Italy.
South Korea
North Korea
238
Note: On the Korean Peninsula, at the Demarcation Line. The two countries are separated by a 4 km wide Demilitarized Zone.
Timor-Leste
Indonesia
228
Note: On the island of Timor.
United Kingdom
Ireland
360
Note: The United Kingdom borders the Republic of Ireland on the island of Ireland. The UK is also connected to France via the Channel Tunnel. The UK sovereign base areas Akrotiri and Dhekelia share borders with Cyprus. Gibraltar, a UK overseas territory, shares a border with Spain. See dependent territories below.
Vatican City
Italy
3.2
Note: The Vatican is an enclave entirely surrounded by Italy.
ChartsBin statistics collector team 2011, Countries That Border Only One Other Country, ChartsBin.com, viewed 6th April, 2025, <http://chartsbin.com/view/2753>.