Napa County Colors. Learn more about some of the ways Napa County services impact the community through our new coloring book âNapa County Colors.â Print the PDF version here or pick up an issue at your nearest library. Download a copy.
The 492 area code is NOT a valid area code. This area code is NOT officially assigned to a known Numbering Plan Area (NPA). The 492 area code is not assigned to a city/state location. In most cases with invalid area codes like 492, tend to be used by phone numbers from telemarketing companies.
Area code 812 was put into service. On March 7, 2015 area code 930 was put into service as an overlay of area code 812. Effective February 7, 2015 mandatory 10 digit dialing in area codes 812 and 930 became mandatory.For more details view area code 930.n March 7, 2015 area code 930 was put into service as an overlay of area code 812. Effective February 7, 2015 mandatory 10 digit dialing in area codes 812 and 930 became mandatory.