The United States Dollar is also known as the American Dollar, and the US Dollar. The United States Dollar is the currency in American Samoa (AS, ASM), British Virgin Islands (VG, VGB, BVI), El Salvador (SV, SLV), Guam (GU, GUM), Marshall Islands (MH, MHL), Micronesia (Federated States of Micronesia, FM, FSM), Northern Mariana Islands (MP, MNP), Palau (PW, PLW), Puerto Rico (PR, PRI), United States (United States of America, US, USA), Turks and Caicos Islands (TC, TCA), Virgin Islands (VI, VIR), Timor-Leste, Ecuador (EC, ECU), Johnston Island, Midway Islands, and Wake Island.
The Euro is the currency in Andorra (AD, AND), Austria (AT, AUT), Belgium (BE, BEL), Estonia (EE, EST), Europe (EU, the European Union), Finland (FI, FIN), France (FR, FRA), Germany (DE, DEU), Greece (GR, GRC), Ireland (IE, IRL), Italy (IT, ITA), Luxembourg (LU, LUX), Latvia (LV, LVA), Monaco (MC, MCO), Malta (MT, MLT), Netherlands (NL, NLD), Portugal (PT, PRT), San Marino (SM, SMR), Slovenia (SI, SVN), Slovakia (Slovak Republic, SK, SVK), Spain (ES, ESP), Vatican City (Holy See, VA, VAT), French Guiana (GF, GUF), Guadeloupe (GP, GLP), Martinique (MQ, MTQ), and Reunion (RE, REU).