FAQ Category: Common SIC Questions

NAICS & SIC Targeted Marketing  Lists are available for purchase here.

Of course, some will have alternate preferences, but we have found the most popular pronunciations for these codes are as follows: NAICS is said “NAKES” and Rhymes with SNAKES. SIC is said “Ess-Eye-Sea” or S-I-C.* *You will notice throughout this site that a single SIC Code will be referred to as ‘AN’ SIC code as … Read more

The Standard Industrial Classification System (SIC) was created in 1937 by the US Government. The census discontinued use of the SIC in 1997.

The Latest Edition of the SIC Manual is available here. The Latest Edition of the Digital SIC Manual is available here.

The US Census Bureau discontinued the use of SIC Codes in 1987. They were replaced by the North American Industrial Classification System (NAICS).

Yes. SIC Codes are used to identify the primary line of business for any specific company, however, many companies have more than one line of business. As such, secondary, tertiary codes and so forth may be used to identify other lines of business in which a company participates and from which it produces revenue.

SIC Codes have changed many time since their initial creation in 1937, however, the US Government discontinued use of the Standard Industrial Classification System in 1997 and replaced it with the North American Industrial Classification System (NAICS). As such, the codes have not been updated in that time. There are, however, private businesses that have … Read more

Yes. By using the US Company Lookup Tool, you can purchase a company record that includes NAICS and SIC Information, DUNS Numbers, Company Size Information, Addresses, Phone Numbers, Contact Names, Lat/Long and More. Sample Purchased Record:

U.S. SIC Codes are defined at the four digit level. Eight-digit SIC Codes are not official U.S. government SIC codes, therefore, historical statistical data cannot be found for any SIC Code beyond the four-digit level via government sources.  Six, seven and eight-digit codes have been created by private data companies to help further classify industries for … Read more

Yes. By using the US Company Lookup Tool, you can purchase a company record that includes NAICS and SIC Information, DUNS Numbers, Company Size Information, Addresses, Phone Numbers, Contact Names, Lat/Long and More. Sample Purchased Record: