Links - Resources
External links to reference tables, maps, and software tools.
Reference Tables and Gazetteers
- FIPS County Lookup - a Census Bureau site that lets you look up state and county FIPS codes
- Cure for The Common Code - sponsored by the Missouri State Data Center, this exhaustive site provides lists of codes used by federal and state agencies to identify places throughout the US
- ISO Country Codes - information and a downloadable list of country codes commonly used to uniquely identify the world’s nations
- ISO Region Codes - lookup for regional names (1st level divisions) for all countries.
- Statoids - comprehensive guide to 1st and 2nd level administrative divisions (states, provinces, counties, regions, districts, etc) for all countries of the world.
- Changes to Counties - a Census Bureau site that provides details on changes to county boundaries between 1970 and 2000
- Census Bureau Gazetteers - Complete lists of all place names used in the 2000 and 1990 US Census
- Geographic Names Information System - USGS gazetteer service that contains all place names used on US topographic maps
- GEOnet Names Server - NGA gazetteer service with standard spellings of all foreign place names. In addition to the look-up service, you can also download tab-delimited files that have x and y coordinates for all features in that country.
- State Plane Coordinate System - Clickable map that shows the various state plane divisions by state
- UTM Coordinate System - Map and explanation of the Universal Transverse Mercator zones
- Census Bureau Maps - digital reference maps in pdf format for a variety of administrative areas
- Map Coordinates Finder - Look up latitude and longitude coordinates for addresses, cities, states, and zip codes
Software and Extensions
- ESRI Patches and Service Packs - updates and bug fixes for ArcGIS software
- Hawth’s Tools - An extension for ArcGIS that has many great tools for geospatial analysis and editing
- NPS Metadata Editor - a GIS metadata editing tool created by the National Park Service for ArcGIS
- QGIS - a free, open source, cross-platform GIS
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