There were four health care and social assistance businesses in ZIP code 03070 that employed between 20 and 49 people in 2017, according to County Business Patterns (CBP) statistics provided by the United States Census Bureau.
CBP data indicates that no other industry had more establishments with between 20 and 49 employees in ZIP code 03070 than health care and social assistance businesses.
The following table shows industries of total establishments with between 20 and 49 employees in ZIP code 03070 in 2017.
| Industry | Total Establishments |
|---|---|
| Health care and social assistance businesses | 4 |


