CBP data indicates that there are more establishments categorized as management of companies and enterprises with 500 or more employees in Harris County zip codes than in any other category.
The following table shows how many mining, quarrying, oil and gas extraction businesses with 500 or more employees were in Harris County zip codes during the period from 2012 to 2016.
Mining, quarrying, oil and gas extraction businesses with 500 or more employees in Harris County (2012-2016)
Year
Total businesses
2012
13
2013
16
2014
14
2015
17
2016
14
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