Afghanistan is None (landlocked)
Albania is Adriatic Sea and Ionian Sea
Algeria is Mediterranean Sea
Andorra is None (landlocked)
Angola is Atlantic Ocean
Antigua and Barbuda is Caribbean Sea and Atlantic Ocean
Argentina is Atlantic Ocean
Armenia is None (landlocked)
Australia is Indian Ocean, Southern Ocean, and Pacific Ocean
Austria is None (landlocked)
Azerbaijan is Caspian Sea
Bahamas is Atlantic Ocean
Bahrain is Persian Gulf
Bangladesh is Bay of Bengal
Barbados is Atlantic Ocean and Caribbean Sea
Belarus is None (landlocked)
Belgium is Small North Sea coastline
Belize is Caribbean Sea
Benin is Gulf of Guinea
Bhutan is None (landlocked)
Bolivia is None
Bosnia and Herzegovina is Small Adriatic coastline (~20 km near Neum)
Botswana is None (landlocked)
Brazil is Atlantic Ocean
Brunei is South China Sea
Bulgaria is Black Sea
Burkina Faso is None (landlocked)
Burundi is None (landlocked)
Cabo Verde is Entirely Atlantic
Cambodia is Gulf of Thailand
Cameroon is Gulf of Guinea (Atlantic Ocean)
Canada is Atlantic Ocean, Pacific Ocean, Arctic Ocean
Central African Republic is None (landlocked)
Chad is None (landlocked)
Chile is Pacific Ocean (extensive)
China is Pacific Ocean (Yellow Sea, East China Sea, South China Sea)
Colombia is Caribbean Sea and Pacific Ocean
Comoros is Indian Ocean
Congo, Republic of is Atlantic Ocean
Costa Rica is Pacific Ocean and Caribbean Sea
Côte d’Ivoire is Gulf of Guinea (Atlantic Ocean)
Croatia is Adriatic Sea (over 1,700 km with islands)
Cuba is Caribbean Sea and Atlantic Ocean
Cyprus is Mediterranean Sea
Czechia is None (landlocked)
Democratic Republic of Congo is Short Atlantic coastline
Denmark is North Sea and Baltic Sea
Djibouti is Gulf of Aden and Red Sea
Dominica is ~148 km Caribbean Sea and Atlantic Ocean
Dominican Republic is Caribbean Sea (south) & Atlantic Ocean (north)
Ecuador is Pacific Ocean
Egypt is Mediterranean Sea & Red Sea
El Salvador is Pacific Ocean
Equatorial Guinea is Atlantic Ocean
Eritrea is Red Sea
Estonia is Baltic Sea and Gulf of Finland
Eswatini is None (landlocked)
Ethiopia is None (landlocked)
Fiji is Extensive — thousands of kilometers across island shores Pacific Ocean
Finland is Baltic Sea
France is Atlantic Ocean & Mediterranean Sea
Gabon is Atlantic Ocean
Gambia is Atlantic Ocean (~80 km)
Georgia is Black Sea
Germany is North Sea & Baltic Sea
Ghana is Gulf of Guinea (Atlantic Ocean)
Greece is Aegean Sea, Ionian Sea, Mediterranean Sea
Grenada is Caribbean Sea & Atlantic Ocean
Guatemala is Pacific Ocean & Caribbean Sea
Guinea is Atlantic Ocean
Guinea-Bissau Is Atlantic Ocean
Guyana is Atlantic Ocean
Haiti is Caribbean Sea & Atlantic Ocean
Honduras is Caribbean Sea and small Pacific coastline
Hungary is None (landlocked)
Iceland is Atlantic Ocean
India is Arabian Sea, Bay of Bengal, Indian Ocean
Indonesia is Extensive (one of the longest in the world)
Iran is Persian Gulf & Caspian Sea
Iraq
Ireland
Israel
Italy
Jamaica
Japan
Jordan
Kazakhstan
Kenya
Kiribati
Korea, North
Korea, South
Kuwait
Kyrgyzstan
Laos
Latvia
Lebanon Mediterranean Sea (~225 km)
Lesotho
Liberia
Libya
Liechtenstein
Lithuania
Luxembourg
Madagascar
Malawi
Malaysia
Maldives
Mali
Malta
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia
Moldova
Monaco
Mongolia
Montenegro
Morocco
Mozambique
Myanmar
Namibia
Nauru
Nepal
Netherlands
New Zealand
Nicaragua
Niger
Nigeria
North Macedonia
Norway
Oman
Pakistan
Palau
Panama
Papua New Guinea
Paraguay
Peru
Philippines
Poland
Portugal
Qatar
Romania
Russia
Rwanda
Saint Kitts and Nevis
Saint Lucia
Saint Vincent and the Grenadines
Samoa
San Marino
São Tomé and Principe
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Singapore
Slovakia
Slovenia
Solomon Islands
Somalia
South Africa
South Sudan
Spain
Sri Lanka
Sudan
Suriname
Sweden
Switzerland
Syria
Tajikistan
Tanzania
Thailand
Timor Leste
Togo
Tonga
Trinidad and Tobago
Tunisia
Türkiye
Turkmenistan
Tuvalu
Uganda
Ukraine
United Arab Emirates
United Kingdom
United States
Uruguay
Uzbekistan
Vanuatu
Venezuela
Vietnam
Yemen
Zambia
Zimbabwe