Place
- San Fernando de Omoa, Honduras1
- San Jorge, Gulf of, Patagonia1
- San Josef de Nayarit, Mexico1
- San Lorenzo, Bay of, California1
- San Lucar de Barrameda, South America1
- San Luis de Loyola, La Plata1
- San Luis de la Punta, La Plata1
- Sandwich lsles, Pacific Ocean1
- Santa Catalina Province, Brazil1
- Santa Fé de la Vera Cruz, La Plata1
- Santa Fé, La Plata1
- Santa Tereza, Uruguay1
- Straights of Torres, Pacific Ocean1
- Straits of Malacca, South East Asia1
- Suchiltepec, Jalisco1
- Sunda Straits, Oceanea1
- Tabasco, Province of, Mexico1
- Tarapaca, Peru1
- Tezcuco, Mexico1
- Tres Montes, Patagonia1