Does Ecuador use U.S dollars as a currency?

Yes, Ecuador started using the US dollar in 2000. I am an american expat living and working in Quito and have found the best source for information on South America to be on viva travel guides, below is the link to their Ecuador page: a href="http://www.vivatravelguides.com/south-america/ecuador" rel="nofollow"http://www.vivatravelguides.com/south-am…/a