Swaziland
none (landlocked)

Sweden
territorial sea: 12 nm (adjustments made to return a portion
of straits to high seas)
exclusive economic zone: agreed boundaries or midlines
continental shelf: 200 m depth or to the depth of exploitation

Switzerland
none (landlocked)

Syria
territorial sea: 12 nm
contiguous zone: 24 nm

Taiwan
territorial sea: 12 nm
exclusive economic zone: 200 nm

Tajikistan
none (landlocked)

Tanzania
territorial sea: 12 nm
exclusive economic zone: 200 nm

Thailand
territorial sea: 12 nm
exclusive economic zone: 200 nm
continental shelf: 200 m depth or to the depth of exploitation

Timor-Leste
territorial sea: 12 nm
contiguous zone: 24 nm
exclusive fishing zone: 200 nm

Togo
territorial sea: 30 nm
exclusive economic zone: 200 nm