Massachusetts Gazetteer
Massachusetts has core based statistical areas based on both counties (metropolitan statistical areas, combined statistical areas, and metropolitan divisions) and county subdivisions (metropolitan New England city and town areas (NECTAs), micropolitan NECTAs, combined NECTAs, and NECTA divisions).
There are six metropolitan statistical areas, three metropolitan divisions, one combined statistical area, eight metropolitan NECTAs, four micropolitan NECTAs, nine NECTA divisions, and four combined NECTAs.
