CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Smith County zip codes than in any other category.
The following table shows how many mining, quarrying, oil and gas extraction businesses with between one and four employees were in Smith County zip codes during the period from 2012 to 2016.
Mining, quarrying, oil and gas extraction businesses with between one and four employees in Smith County (2012-2016)
Year
Total businesses
2012
109
2013
109
2014
113
2015
106
2016
84