CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between one and four employees in 91786 than in any other category.
The following table shows how many manufacturing businesses with between one and four employees were in 91786 during the period from 2012 to 2016.
Manufacturing businesses with between one and four employees in 91786 (2012-2016)
Year
Total businesses
2012
45
2013
44
2014
46
2015
55
2016
44