CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 66605 than in any other category.
The following table shows how many finance and insurance businesses with between one and four employees were in 66605 during the period from 2012 to 2016.
Finance and insurance businesses with between one and four employees in 66605 (2012-2016)
Year
Total businesses
2012
10
2013
13
2014
14
2015
10
2016
11