Saudi Arabia:
Saudi riyal (SAR)

Senegal:
Communaute Financiere Africaine franc (XOF); note -
responsible authority is the Central Bank of the West African States

Seychelles:
Seychelles rupee (SCR)

Sierra Leone:
leone (SLL)

Singapore:
Singapore dollar (SGD)

Slovakia:
Slovak koruna (SKK)

Slovenia:
tolar (SIT)

Solomon Islands:
Solomon Islands dollar (SBD)

Somalia:
Somali shilling (SOS)

South Africa:
rand (ZAR)