UCPP

Urban Crime Prevention Program

UIS

Unemployment Insurance Service

UMTA

Urban Mass Transportation Administration

UN

United Nations

UNESCO

United Nations International Children’s Emergency Fund

UNICEF

United Nations International Children’s Emergency Fund (now United Nations Children’s Fund)

USA

United States Army

USAF

United States Air Force

U.S.C.

United States Code

USCG

United States Coast Guard

USDA

United States Department of Agriculture

USES

United States Employment Service

USFA

United States Fire Administration

USIA

U.S. Information Service

USICA

United States International Communication Agency

USTC

United States International Trade Commission

USMC

United States Marine Corps

USN

United States Navy

USPS

United States Postal Service

USTS

United States Travel Service

UYA

University Year for ACTION