| Country | Exchange rates |
| Afghanistan |  afghanis (AFA) per US dollar - 45.37 (2011) 46.45 (2010)
|
| Akrotiri | note: uses the euro |
| Albania |  leke (ALL) per US dollar - 99.5 (2011 est.) 103.94 (2010 est.) 94.98 (2009) 79.546 (2008) 92.668 (2007) |
| Algeria |  Algerian dinars (DZD) per US dollar - 72.51 (2011 est.) 74.39 (2010 est.) 72.65 (2009) 63.25 (2008) 69.9 (2007) |
| American Samoa | the US dollar is used |
| Andorra |  euros (EUR) per US dollar - 0.7107 (2011 est.) 0.755 (2010 est.) 0.7198 (2009 est.) 0.6827 (2008 est.) 0.7345 (2007 est.) |
| Angola |  kwanza (AOA) per US dollar - 93.21 (2011 est.) 91.91 (2010 est.) 79.33 (2009) 75.023 (2008) 76.6 (2007) |
| Anguilla |  East Caribbean dollars (XCD) per US dollar - 2.7 (2011 est.) 2.7 (2010 est.) 2.7 (2009)
|
| Antarctica | void |
| Antigua and Barbuda |  East Caribbean dollars (XCD) per US dollar - 2.7 (2011 est.) 2.7 (2010 est.) 2.7 (2009)
|
| Arctic Ocean | void |
| Argentina |  Argentine pesos (ARS) per US dollar - 4.132 (2011 est.) 3.8963 (2010 est.) 3.7101 (2009) 3.1636 (2008) 3.1105 (2007) |
| Armenia |  drams (AMD) per US dollar - 371 (2011 est.) 373.66 (2010 est.) 363.28 (2009) 303.93 (2008) 344.06 (2007) |
| Aruba |  Aruban guilders/florins (AWG) per US dollar - 1.79 (2011 est.) 1.79 (2010 est.) |
| Ashmore and Cartier Islands | void |
| Atlantic Ocean | void |