CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in Northumberland County zip codes than in any other category.
The following table shows how many professional, scientific and technical services businesses with between one and four employees were in Northumberland County zip codes during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between one and four employees in Northumberland County (2012-2016)
Year
Total businesses
2012
69
2013
70
2014
66
2015
68
2016
69