- Nagasaki Ocean Academy
- Nagoya University
- NALDEO GROUP (Lyon)
- Nanjing Agricultural University
- Nanjing Institute of Geography and Limnology
- Nanjing Normal University
- Nanjing University of Information Science and Technology
- Nansen Environmental and Remote Sensing Center [Bergen]
- Nansen-Tutu Center for Marine Environmental Research
- Nansen-Tutu Centre for Marine Environmental Research
- Nansen-Zhu International Research Center
- Nantes Université
- NANTES UNIVERSITÉ - École Centrale de Nantes
- Nantes Université - pôle Humanités
- Nantes Université - pôle Sciences et technologie
- Nantes université - UFR des Sciences et des Techniques
- Nanyang Technological University [Singapour]
- Nara Institute of Science and Technology
- Nara Institute of Science and Technology - Graduate School of Information Science
- NASA
- NASA Ames Research Center
- NASA Goddard Institute for Space Studies
- NASA Goddard Space Flight Center
- NASA Headquarters
- NASA Langley Research Center [Hampton]
- National Agriculture and Forestry Research Institute
- National and Kapodistrian University of Athens
- National Cardiovascular Center
- National Cave and Karst Research Institute
- National Center for Atmospheric Research [Boulder]
- National Center for Coastal Research
- National Center for Marine Research
- National Center for Marine Sciences [Lebanon]
- National Center For Remote Sensing [CNRS-L]
- National Center for Research
- National Centers for Coastal Ocean Science
- National Central University [Taiwan]
- National Centre for Antarctic and Ocean Research
- National Centre for Atmospheric Science
- National Centre for Atmospheric Science [Leeds]
- National Centre for Atmospheric Science, University of Reading, Reading, United Kingdom
- National Centre for Medium Range Weather Forecast
- National Centre for Monitoring and Early Warning of Natural Disasters
- National Council for Scientific Research = Conseil national de la recherche scientifique du Liban [Lebanon]
- National Energy Research Scientific Computing Center
- National Environmental Research Institute
- National Fisheries Research Institute
- National Herbarium
- National High Magnetic Field Laboratory
- National History Museum
- National Insitute of Polar Research
- National Institute for Amazonian Research
- National Institute for Aquatic Resources
- National Institute for Earth Science and Astronomy
- National Institute for Environmental Studies
- National Institute for Fusion Science
- National Institute for Interdisciplinary Science and Technology
- National Institute for Interdisciplinary Science and Technology [India]
- National Institute for Space Research [Sao José dos Campos] = Instituto Nacional de Pesquisas Espaciais
- National Institute of Advanced Industrial Science and Technology
- National Institute of Agricultural Sciences
- National Institute of Aquatic Resources
- National Institute of Oceanography
- National Institute of Oceanography and Applied Geophysics
- National Institute of Oceanography and Applied Geophysics, Trieste
- National Institute of Oceanography and Experimental Geophysics
- National Institute of Oceanography and Fisheries
- National Institute of Polar Research [Tokyo]
- National Institute of Water and Atmospheric Research [Christchurch]
- National Institute of Water and Atmospheric Research [Wellington]
- National Marine Fisheries Service
- National Marine Fisheries Service
- National Marine Mammal Laboratory
- National Museum of Denmark, Department of Conservation
- National Museum of Ethnology
- National Museum of the Philippines
- National Museums of Kenya
- National Oceanic and Atmospheric Administration
- National Oceanographic Centre [Liverpool]
- National Oceanographic Centre Southampton
- National Oceanography Centre
- National Oceanography Centre [Southampton]
- National Ocean Service
- National Physical Laboratory [Teddington]
- National Research and Innovation Agency
- National Research Council [Italy]
- National Research Council of Canada
- National Research Council of Italy | Consiglio Nazionale delle Ricerche
- National Research Foundation Centre of Excellence at the Percy FitzPatrick Institute
- National Research Foundation [South Africa]
- National Research Institute for Fisheries Science
- National Research Institute for Fisheries Science,Japan Fisheries Research and Education Agency
- National Satellite Ocean Application Service
- National Science Foundation [Arlington]
- National Severe Storms Laboratory
- National Snow and Ice Data Center
- National Space Institute [Lyngby]
- National Sun Yat-sen University
- National Taiwan Normal University
- National Taïwan University
- National Taiwan University [Taiwan]
- National University of Ireland [Galway]
- National University of Ireland Maynooth
- National University of Science and Technology [Bulawayo]
- National University of Singapore
- NATO|SACLANT Undersea Research Centre
- NATO Undersea Research Center
- Natural Africa Concern
- Natural Decisions, Pty Ltd
- Natural Environment Research Council
- Natural History Museum of Denmark
- Natural History Museum of Los Angeles County
- Naturalis Biodiversity Center [Leiden]
- Natural Resources and the Environment
- Natural Resources Conservation Services
- Naval Postgraduate School
- Naval Research Laboratory
- Naval Research Laboratory at Stennis Space Center
- Navarino Environmental Observatory
- NCAS-Climate [Cambridge]
- NCAS-Climate [Reading]
- NEC Corporation
- NEC HPC Europe
- Nelson Institute for Environmental Studies
- Nelson Mandela University [Port Elizabeth]
- Nepal Academy of Science and Technology
- NERC Isotope Geosciences Laboratory
- NERC National Centre for Earth Observation
- Netherlands eScience Center
- Netherlands Institute for Radio Astronomy
- Netherlands Institute of Ecology
- Newcastle University [Newcastle]
- New England Aquarium
- New Granada Military University
- New Mexico Consortium
- New Mexico Institute of Mining and Technology [New Mexico Tech]
- New York University [Abu Dhabi]
- New York University [New York]
- New Zealand Centre for Ecological Economics
- Nicholas School of the Environment
- Nichols College Dudley
- Niels Bohr Institute [Copenhagen]
- NIFS
- Nigerian Meteorological Agency
- Nigerian Meteorology Agency
- Niigata University
- NIWA Environmental Research Institute
- NKE instrumentation
- NMR Laboratory, Université de Mons
- NOAA Atlantic Oceanographic and Meteorological Laboratory
- NOAA Center for Satellite Applications and Research
- NOAA Chemical Sciences Laboratory
- NOAA-CIRES Climate Diagnostics Center
- NOAA Earth System Research Laboratory
- NOAA Geophysical Fluid Dynamics Laboratory
- NOAA Integrated Ocean Observing System
- NOAA National Centers for Environmental Information
- NOAA National Centers for Environmental Prediction
- NOAA National Environmental Satellite, Data, and Information Service
- NOAA National Marine Fisheries Service
- NOAA National Oceanographic Data Center
- NOAA National Weather Service
- NOAA Office of Satellite and Product Operations
- NOAA Pacific Marine Environmental Laboratory [Newport]
- NOAA Pacific Marine Environmental Laboratory [Seattle]
- NOAA Physical Sciences Laboratory
- Nordic Centre of Earth Evolution
- Normandie Université
- North Carolina State University [Raleigh]
- Northeast Science Station
- Northern Arizona University [Flagstaff]
- Northern Illinois University
- Northern Research Institute Tromsø
- Northumbria University [Newcastle]
- Northwest Atlantic Fisheries Centre
- Northwest Fisheries Science Center
- NorthWest Research Associates
- North-West University [Potchefstroom]
- Norvegian Polar Research Institute
- Norwegian Geotechnical Institute
- Norwegian Institute for Air Research
- Norwegian Institute for Nature Research
- Norwegian Institute for Water Research
- Norwegian Institute of Marine Research
- Norwegian Meteorological Institute [Oslo]
- Norwegian Polar Institute
- Norwegian Radiation and Nuclear Safety Authority
- Norwegian Research Center
- Norwegian University of Science and Technology
- Norwegian University of Science and Technology [Trondheim]
- Nouvel Hôpital Civil de Strasbourg
- Nova Southeastern University
- NOVELTIS LABEGE FRA
- NOVELTIS [Sté]
- NOVIMET
- Nucleus for European Modeling of the Ocean
- Numerical Analysis and Scientific Computing, Department of Mathematics, Technical University of Darmstadt
- Numerical Analysis, Geophysics and Ecology
- NUMTECH
- NYU System