The British Embassy is located in Montevideo in Uruguay. If you are on holiday in Uruguay and lost your passport then the British embassy will be able to assist you with a new British passport. They can also register a death, accident, marriage or an arrest.
British Embassy Montevideo
Marco Bruto 1073
Office Hours :
Mon to Thurs 9:00am to 1:00pm / 2:00pm to 5:30pm ::: Fri 9:00am to 2:00pm