The following currencies are supported by the Exchange Rate API:
| Argentina | Argentine Peso | ARS | |
| Australia | Australian Dollar | AUD | |
| Bahamas | Bahamian Dollar | BSD | |
| Bahrain | Bahraini Dinar | BHD | |
| Barbados | Barbados Dollar | BBD | |
| Benin | Cfa Franc Bceao | XOF | |
| Brazil | Brazilian Real | BRL | |
| Cameroon | Cfa Franc Beac | XAF | |
| Canada | Canadian Dollar | CAD | |
| Chile | Chilean Peso | CLP | |
| China | Chinese Yuan | CNY | |
| Croatian | Croatia Kuna | HRK | |
| Czech Republic | Czech Koruna | CZK | |
| Denmark | Danish Krone | DKK | |
| East Caribbean | East Caribbean Dollar | XCD | |
| Egypt | Egyptian Pound | EGP | |
| Estonia | Estonian Kroon | EEK | |
| Eurozone | Euro | EUR | |
| Fiji | Fiji Dollar | FJD | |
| Hong Kong | Hong Kong Dollar | HKD | |
| Hungary | Hungarian Forint | HUF | |
| Iceland | Icelandic Krona | ISK | |
| India | Indian Rupee | INR | |
| Indonesia | Indonesian rupiah | IDR | |
| Israel | Israeli New Shekel | ILS | |
| Jamaica | Jamaican Dollar | JMD | |
| Japan | Japanese Yen | JPY | |
| Kenya | Kenyan Shilling | KES | |
| Korea | Korean Won | KRW | |
| Latvian Lats | Latvia | LVL | |
| Lithuania | Lithuanian Litas | LTL | |
| Malasia | Malasian Ringgit | MYR | |
| Mexico | Mexican Pesos | MXN | |
| Morocco | Moroccan Dirham | MAD | |
| Netherlands Antilles | Netherlands Antillian Guilder | ANG | |
| New Zealand | New Zealand Dollar | NZD | |
| Norway | Norwegian Krone | NOK | |
| Oman | Omani Rial | OMR | |
| Pakistan | Pakistani Rupee | PKR | |
| Panama | Panamanian Balboa | PAB | |
| Peru | Peruvian Nuevo Sol | PEN | |
| Philippines | Philippine Peso | PHP | |
| Poland | Polish Zloty | PLN | |
| Qatar | Qatari Rial | QAR | |
| Romania | New Romanian Leu | RON | |
| Russia | Russian Rouble | RUB | |
| Saudi Arabia | Saudi Riyal | SAR | |
| Serbia | Serbian Dinar | RSD | |
| Singapore | Singapore Dollar | SGD | |
| South Africa | South African Rand | ZAR | |
| Sri Lanka | Sri Lanka Rupee | LKR | |
| Sweden | Swedish Krona | SEK | |
| Switzerland | Swiss Franc | CHF | |
| Taiwan | Taiwan New Dollar | TWD | |
| Thailand | Thai Baht | THB | |
| Trinidad and Tobago | Trinidad And Tobago Dollar | TTD | |
| Turkey | New Turkish Lira | TRY | |
| United Arab Emirates | Uae Dirham | AED | |
| United Kingdom | Pound Sterling | GBP | |
| United States | US Dollar | USD | |
| Venezuela | Venezuelan Bolivar Fuerte | VEF | |
| Viet Nam | Vietnamese Dong | VND |