| 3DEP | 3D Elevation Program |
| AASG | Association of American State Geologists |
| ACWI | Advisory Committee on Water Information |
| AGOL | ArcGIS Online |
| API | Application Programming Interface |
| Arctic SDP | Arctic Spatial Data Pilot |
| ARNOLD | All Roads Network of Linear Referenced Data |
| ATWG | Architecture and Technology Working Group |
| BIA | Bureau of Indian Affairs |
| BLM | Bureau of Land Management |
| BQARP | Boundary Quality Assessment and Reconciliation Project |
| BOEM | Bureau of Ocean Energy Management |
| BTS | Bureau of Transportation Statistics |
| Census Bureau | U.S. Census Bureau |
| CMECS | Coastal and Marine Ecological Classification Standard |
| CMS | Content Management System |
| CoNED | USGS Coastal National Elevation Database |
| CSDGM | Content Standard for Digital Geospatial Metadata |
| CSR | Component Systems Registry |
| DHS | Department of Homeland Security |
| DLA | Defense Logistics Agency |
| DOC | Department of Commerce |
| DOD | U.S. Department of Defense |
| DOE | U.S. Department of Energy |
| DOI | U.S. Department of the Interior |
| DOV | Deflections of the Vertical |
| EE | USGS Earth Explorer |
| EO | USGS Emergency Operations project |
| EPA | U.S. Environmental Protection Agency |
| EROS | USGS Earth Resources Observation and Science Center |
| ERPT | Emergency Preparedness and Response Team |
| ESA | Ecological Society of America |
| Esri | Environmental Systems Research Institute |
| FEMA | Federal Emergency Management Agency |
| FGDC | Federal Geographic Data Committee |
| FLWG | Federal Lands Working Group |
| FRA | Federal Railroad Administration |
| FS | U.S. Forest Service |
| FSA | Farm Service Agency |
| FWS | U.S. Fish and Wildlife Service |
| GEO | Group on Earth Observations |
| GeoCAT | Geospatial Conservation Assessment Tool |
| GeoCloud | Geospatial Cloud |
| GeoPlatform | National Geospatial Platform |
| GEOSS | Global Earth Observation System of Systems |
| GGIM | Global Geospatial Information Management |
| GIS | Geographic Information System |
| GP | GeoPlatform |
| GPS | Global Positioning System |
| GRAV–D | Gravity for the Redefinition of the American Vertical Datum |
| GSA | U.S. General Services Administration |
| GSDI | Global Spatial Data Infrastructure |
| GSVS | Geoid Slope Validation Survey |
| HIFLD | Homeland Infrastructure Foundation-Level Data |
| HRO | High Resolution Orthoimagery |
| HSIP | Homeland Security Infrastructure Program |
| IAEG–SDG | Interagency Expert Group-Sustainable Development Goal |
| IAVS | International Association for Vegetation Scientists |
| IBC | International Boundary Commission |
| IBWC | International Boundary and Water Commission |
| ICEDM | International Conference on Environmental Data Management |
| IHO | International Hydrographic Organization |
| INCITS | International Committee for Information Technology Standards |
| ISO | International Organization for Standardization |
| IWG | Interagency Working Group |
| IWG–OCM | Interagency Working Group on Ocean and Coastal Mapping |
| lidar | light detection and ranging |
| LCMS | Landscape Change Monitoring System |
| LMA | Lifecycle Maturity Assessment |
| LRS | Land Remote Sensing |
| MAF/TIGER | Master Address File/Topologically Integrated Geographic Encoding and Reference system (Census Bureau) |
| MCG | Minimum Content Guideline |
| MCSD | Marine and Coastal Spatial Data |
| MP | management process |
| MWG | Metadata Working Group |
| NAD | National Address Database |
| NAIP | National Agriculture Imagery Program |
| NASA | National Aeronautics and Space Administration |
| NBG | National Boundaries Group |
| NCC | NGDA Collaboration Community |
| NCGMP | National Cooperative Geologic Mapping Program |
| NCMS | National Coastal Mapping Strategy |
| NDOP | National Digital Orthoimagery Program |
| NGA | National Geospatial-Intelligence Agency |
| NGAC | National Geospatial Advisory Committee |
| NGDA | National Geospatial Data Asset |
| NGMDB | National Geologic Map Database |
| NGP | National Geospatial Program |
| NGS | National Geodetic Survey |
| NHAP | National High Altitude Program |
| NHD | National Hydrography Dataset |
| NHDPlus | National Hydrography Dataset Plus |
| NHDPlus HR | National Hydrography Dataset Plus High Resolution |
| NID | National Inventory of Dams |
| NLD | National Levee Database |
| NLDI | Network Linked Data Index |
| NOAA | National Oceanic and Atmospheric Administration |
| NOC | National Operations Center (BLM) |
| NPS | National Park Service |
| NRCS | USDA Natural Resources Conservation Service |
| NSDI | National Spatial Data Infrastructure |
| NSRS | National Spatial Reference System |
| NVC | U.S. National Vegetation Classification |
| NWI | National Wetlands Inventory |
| NWM | National Water Model (NOAA) |
| NWS | National Weather Service |
| OGC | Open Geospatial Consortium |
| OMB | Office of Management and Budget |
| OSL | Open Source Metadata Framework |
| OWDI | Open Water Data Initiative |
| PAD-US | USGS Protected Areas Database of the United States |
| PHMSA | Pipeline and Hazardous Materials Safety Administration |
| PLSS | Public Land Survey System |
| Reclamation | Bureau of Reclamation |
| SDG | Sustainable Development Goal |
| SDI | Spatial Data Infrastructure |
| SDRP | School District Review Program |
| SSC | Service Status Checker |
| SSWD | Subcommittee on Spatial Water Data |
| SWG | Standards Working Group |
| TBDEM | Topobathymetric elevation model |
| Topo | USGS topographic map |
| UAS | Unmanned aircraft system |
| UN–GGIM | United Nations Global Geospatial Information Management Working Group |
| USACE | U.S. Army Corps of Engineers |
| USDA | U.S. Department of Agriculture |
| USDOT | U.S. Department of Transportation |
| USFS | U.S. Forest Service |
| USGEO | U.S. Group on Earth Observations |
| USGS | U.S. Geological Survey |
| WBD | Watershed Boundary Dataset |
| WG | Working Group |
| WMS | Web mapping services |
| WMTT | Wetland Mapping Targeting Tool |
| W–O&C | Water-Oceans and Coasts |
| XML | Extensible Markup Language |
Appendix E