Turks and Caicos Islands:
US dollar (USD)
Tuvalu:
Australian dollar (AUD); note - there is also a Tuvaluan
dollar
Uganda:
Ugandan shilling (UGX)
Ukraine:
hryvnia (UAH)
United Arab Emirates:
Emirati dirham (AED)
United Kingdom:
British pound (GBP)
United States:
US dollar (USD)
Uruguay:
Uruguayan peso (UYU)
Uzbekistan:
Uzbekistani sum (UZS)
Vanuatu:
vatu (VUV)