CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in 31405 than in any other category.
The following table shows how many finance and insurance businesses with between one and four employees were in 31405 during the period from 2012 to 2016.
Finance and insurance businesses with between one and four employees in 31405 (2012-2016)
Year
Total businesses
2012
44
2013
46
2014
48
2015
45
2016
49