CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 91801 than in any other category.
The following table shows how many wholesale trade businesses with between one and four employees were in 91801 during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in 91801 (2012-2016)
Year
Total businesses
2012
124
2013
133
2014
138
2015
129
2016
128