word | | Currency (code) |
| Slovak | Slovakia | Slovak koruna (SKK) |
| Slovenia | Slovenia | euro (EUR) note: on 1 January 2007, the euro became Slovenia's currency; both the tolar and the euro were in circulation from 1 January until 15 January 2007 |
| sol | Peru | nuevo sol (PEN) |
| Solomon | Solomon Islands | Solomon Islands dollar (SBD) |
| som | Kyrgyzstan | som (KGS) |
| Somali | Somalia | Somali shilling (SOS) |
| somoni | Tajikistan | somoni (TJS) |
| SOS | Somalia | Somali shilling (SOS) |
| soum | Uzbekistan | soum (UZS) |
| South | Korea, South | South Korean won (KRW) |
| South | Lesotho | loti (LSL); South African rand (ZAR) |
| South | Namibia | Namibian dollar (NAD); South African rand (ZAR) |
| SRD | Suriname | Surinam dollar (SRD) |
| Sri | Sri Lanka | Sri Lankan rupee (LKR) |
| Standardization | Israel | new Israeli shekel (ILS); note - NIS is the currency abbreviation; ILS is the International Organization for Standardization (ISO) code for the NIS |
| States | Benin | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| States | Burkina Faso | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| States | Cameroon | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| States | Central African Republic | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| States | Chad | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| States | Congo, Republic of the | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| States | Cote d'Ivoire | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| States | Equatorial Guinea | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| States | Gabon | Communaute Financiere Africaine franc (XAF); note - responsible authority is the Bank of the Central African States |
| States | Guinea-Bissau | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| States | Mali | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| States | Niger | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| States | Senegal | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| States | Togo | Communaute Financiere Africaine franc (XOF); note - responsible authority is the Central Bank of the West African States |
| STD | Sao Tome and Principe | dobra (STD) |
| Sudanese | Sudan | Sudanese pounds (SDG) |