6,7,8 Digit SIC Codes. U.S. SIC codes are defined at the 4-digit level. If you see a SIC code that has 6,7, or even 8-digits, it is not an official U.S. government SIC code. These 6,7, and 8-digit codes have been created by private data companies to help further classify industries for marketing and identification purposes.
Napa is the county seat of Napa County, California. It is the principal city of the Napa county Metropolitan Statistical Area, which encompasses Napa county. As of the 2010 census, the city had a total population of 76,915. The area was settled in the 1830s. It was incorporated as a city in 1872.
The State of California is a state located in the western Pacific region of the United States. The state was the 31st admitted to the Union, and currently ranks as the most populous. It is bordered by Oregon to the north, Nevada to the east, and Arizona to the southeast in the United States, as well as Baja California in Mexico to the south. California's capital city is Sacramento, with the four largest cities being Los Angeles, San Diego, San Jose, and San Francisco.