CBP data indicates that there are more establishments categorized as retail trade businesses with between 250 and 499 employees in San Diego County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between 250 and 499 employees were in San Diego County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between 250 and 499 employees in San Diego County (2012-2016)
Year
Total businesses
2012
6
2013
8
2014
10
2015
7
2016
10
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