CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 55421 than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in 55421 during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in 55421 (2012-2016)
Year
Total businesses
2012
9
2013
9
2014
10
2015
11
2016
13