Census Data API: FIPS Geographies in /data/2012/cfsexport/geography

Reference Date	Geography Level	Geography Hierarchy	Limit
6 items
N/A	N/A	(default geography)
2012-01-01	010	us
2012-01-01	020	region
2012-01-01	030	division
2012-01-01	040	state
2012-01-01	E33	state› cfs area (or part)