CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 56073 than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in 56073 during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in 56073 (2012-2016)
Year
Total businesses
2012
13
2013
13
2014
11
2015
12
2016
11