O
Q
S
- Samoa
- San Marino
- Sao Tome and Principe
- Saudi Arabia
- Senegal
- Serbia
- Seychelles
- Sierra Leone
- Singapore
- Sint Maarten
- Slovakia
- Slovenia
- Solomon Islands
- South Africa
- South Korea
- Spain
- Sri Lanka
- St. Barthelemy
- St. Helena
- St. Kitts and Nevis
- St. Lucia
- St. Martin
- St. Pierre and Miquelon
- St. Vincent and the Grenadines
- Sudan
- Suriname
- Svalbard
- Swaziland
- Sweden
- Switzerland