NARS

National Archives and Records Service

NASA

National Aeronautics and Space Administration

NATO

North Atlantic Treaty Organization

NIBS

National Bureau of Standards

NCCB

National Consumer Cooperative Bank

NCDC

New Community Development Corporation

NCI

National Cancer Institute

NCPC

National Capital Planning Commission

NSCSL

National Center for Service Learning

NCUA

National Credit Union Administration

NDU

National Defense University

NEED

National Environmental Education Dev.

NFIP

National Flood Insurance Program

NHTSA

National Highway Transportation Safety Administration

NIC

National Institute of Corrections

NIE

National Institute of Education

NIH

National Institutes of Health

NIJ

National Institute of Justice

NLM

National Library of Medicine

NLRB

National Labor Relations Board

NOAA

National Oceanic and Atmospheric Admin.

NRCX

Nuclear Regulary Commission

NSA

National Security Council

NSF

National Science Foundation

NTIA

National Telecommunications and Information Administration

NTID

National Technical Institute for the Deaf

NTIS

National Technical Information Service

NTSB

National Transportation Safety Board

NWC

National War College