Santander
Saxony
Serbian Orthodox Church
Sergipe
Seychelles
Sikkim (1877-c.1914)
Singapore - Prison Service
Slavonski Brod-Posavina County
Slovenia - Army Flag
Slovenia - Naval Jack
Sochi
Solomon Islands
Solomon Islands - Civil Ensign
Solomon Islands - Naval Ensign
South Africa
South Africa - Naval Ensign
South Sudan
Spišská Nová Ves
Sri Lanka - Naval Ensign
St. Eustatius
Stara Pazova
Sternenberg
Suriname
Swaziland
