NSDI National Spatial Data Infrastructure

NSGIC National States Geographic Information Council

OMB U.S. Office of Management and Budget

OO object-oriented

OS Ordnance Survey

OSAPR Ordnance Survey ADDRESS-POINT reference

PAF Postcode Address File

PC IDEA Permanent Committee on Spatial Data Infrastructure for the Americas

PIN parcel identification number

PLSS Public Land Survey System

PSMA Public Sector Mapping Agencies of Australia

PTI Public Technology, Inc.

RAVAR Rapid Assessment of Values at Risk

RFP Request for Proposals

SDI Spatial Data Infrastructure

TAAMS Trust Asset and Accounting Management System

TIGER Topologically Integrated Geographic Encoding and Referencing

TOPR Town of Port Royal

TVA Tennessee Valley Authority

URISA Urban and Regional Information Systems Association

USAID U.S. Agency for International Development

USDA U.S. Department of Agriculture

USFS U.S. Forest Service

USGS U.S. Geological Survey