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Maps and Geographic Codes

Reference Maps

View the boundaries of census geographies, such as counties, cities and towns, urban areas, congressional districts, census tracts, census blocks, and more.


Geographic Codes


Files containing Federal Information Processing Standards (FIPS) codes for Iowa counties and cities as well as U.S. Board of Geographic Names (BGN) files for current and historic Iowa features such as counties, incorporated places, cemeteries, airports, lakes, schools, post offices, and more.


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last modified Aug 23, 2012 10:35 AM