area_type_code	areatype_text
A	Statewide
B	Metropolitan areas
C	Metropolitan divisions
D	Micropolitan areas
E	Combined areas
F	Counties and equivalents
G	Cities and towns above 25,000 population
H	Cities and towns below 25,000 population in New England
I	Parts of cities that cross county boundaries
J	Multi-entity small labor market areas
K	Intrastate parts of interstate areas
L	Balance of state areas
M	Census regions
N	Census divisions