NRC, Nuclear Regulatory Commission - an independent federal agency created in 1974 to license and regulate nuclear power plants

Environmental Protection Agency, EPA - an independent federal agency established to coordinate programs aimed at reducing pollution and protecting the environment

Federal Emergency Management Agency, FEMA - an independent agency of the United States government that provides a single point of accountability for all federal emergency preparedness and mitigation and response activities

Central Intelligence Agency, CIA - an independent agency of the United States government responsible for collecting and coordinating intelligence and counterintelligence activities abroad in the national interest; headed by the Director of Central Intelligence under the supervision of the President and National Security Council

ICC, Interstate Commerce Commission - a former independent federal agency that supervised and set rates for carriers that transported goods and people between states; was terminated in 1995; "the ICC was established in 1887 as the first federal agency"

NASA, National Aeronautics and Space Administration - an independent agency of the United States government responsible for aviation and spaceflight

NARA, National Archives and Records Administration - the independent agency that oversees management of federal government records including presidential libraries and historic collections

National Labor Relations Board, NRLB - an independent agency of the United States government charged with mediating disputes between management and labor unions

Nationaol Science Foundation, NSF - an independent agency of the federal government responsible for the promotion of progress in science and engineering by supporting programs in research and education

Postal Rate Commission - an independent federal agency that recommends changes in postal rates

United States Postal Service, US Postal Service, USPS - an independent federal agency that provides mail processing and delivery service for individuals and businesses in the United States

United States Postal Inspection Service, US Postal Inspection Service - the primary law enforcement arm of the United States Postal Service

FCC, Federal Communications Commission - an independent governmeent agency that regulates interstate and international communications by radio and television and wire and cable and satellite

Social Security Administration, SSA - an independent government agency responsible for the social security system

United States Post Office, US Post Office, Post Office, PO - an independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States

bureau, federal agency, government agency, agency, office, authority - an administrative unit of government; "the Central Intelligence Agency"; "the Census Bureau"; "Office of Management and Budget"; "Tennessee Valley Authority"

Federal Trade Commission, FTC - an independent agency of the United States fedeal government that maintains fair and free competition; enforces federal antitrust laws; educates the public about identity theft

Office of Inspector General, OIG - the investigative arm of the Federal Trade Commission

General Services Administration, GSA - a central management agency thata sets Federal policy for Federal procurement and real property management and information resources management

Federal Protective Service, FPS - an agency in the General Services Administration that is a security organization to provide a safe environment where Federal agencies can conduct their business

Homeland Security, Office of Homeland Security - an independent agency established by and accountable to the President in 2001; develops and implements a national strategy to make the United States safe from terrorist threats or attacks

SBA, Small Business Administration - an independent agency of the United States government that protects the interests of small businesses and ensures that they receive a fair share of government contracts

Selective Service, Selective Service System, SSS - an independent federal agency that administers compulsory military service

Securities and Exchange Commission, SEC - an independent federal agency that oversees the exchange of securities to protect investors