Census Data API: FIPS Geographies in /data/2004/acs/acs1/pums/geography

Reference Date	Geography Level	Geography Hierarchy	Limit
5 items
N/A	N/A	(default geography)
2006-01-01	020	region
2006-01-01	030	division
2006-01-01	040	state
2006-01-01	795	state› public use microdata area