India
Sinai Egypt
Singapore [US Embassy] Singapore
Singapore Strait Pacific Ocean
Sinkiang (Xinjiang) China
Sint Eustatius Netherlands Antilles
Sint Maarten (Saint Martin) Netherlands Antilles
Skagerrak Atlantic Ocean
Slovakia Czechoslovakia
Society Islands French Polynesia
(Iles de la Societe)
Socotra Yemen
Sofia [US Embassy] Bulgaria
Solomon Islands, northern Papua New Guinea
Solomon Islands, southern Solomon Islands
Soloman Sea Pacific Ocean
Songkhla [US Consulate] Thailand
Sound, The (Oresund) Atlantic Ocean
South Atlantic Ocean Atlantic Ocean
South China Sea Pacific Ocean
Southern Grenadines Grenada
Southern Rhodesia Zimbabwe
South Georgia South Georgia and the South
Sandwich Islands
South Island New Zealand
South Korea Korea, South
South Orkney Islands Antarctica
South Pacific Ocean Pacific Ocean
South Sandwich Islands South Georgia and the South
Sandwich Islands
South Shetland Islands Antarctica
South Tyrol Italy
South Vietnam Vietnam
South-West Africa Namibia
South Yemen (People's Democratic Yemen
Republic of Yemen)
Spanish Guinea Equatorial Guinea
Spanish Sahara Western Sahara
Spitsbergen Svalbard
Stockholm [US Embassy] Sweden
Strasbourg [US Consulate General] France
Stuttgart [US Consulate General] Germany
Suez, Gulf of Indian Ocean
Sulu Archipelago Philippines
Sulu Sea Pacific Ocean
Sumatra Indonesia
Sumba Indonesia
Sunda Islands (Soenda Isles) Indonesia; Malaysia
Sunda Strait Indian Ocean
Surabaya [US Consulate] Indonesia
Surigao Strait Pacific Ocean
Surinam Suriname
Suva [US Embassy] Fiji
Swains Island American S