The U.S. dollar is the currency most used in international transactions. Several countries use the U.S. dollar as their official currency, and many others allow it to be used in a de facto capacity. It's known locally as a buck or greenback.
USD Exchange Rates Federal Reserve Bank GBP British Pound Sterling Country United Kingdom Region Europe Sub-Unit 1 Pound = 100 pence Symbol £The pound is the official currency of the United Kingdom of Great Britain and Northern Ireland. The pound sterling is the fourth most-traded currency in the foreign exchange market. It's known locally as a quid.
GBP Exchange Rates Bank of England