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 872 was put into service. Area code 872 is an overlay of area codes 312 and 773. Counties in Illlinois within area code 872 include: Cook County. Major cities or places in Illlinois within area code 872 include: Area codes 773 and 872 serve the areas outside of the Chicago downtown area.Chicago originally utilized area code 312 which was one of the original area codes assigned to Illinois in 1947. In 1996 area code 312 was split to form area code 773.rea code 872 is an overlay of area codes 312 and 773. Counties in Illlinois within area code 872 include: Cook County. Major cities or places in Illlinois within area code 872 include: Area codes 773 and 872 serve the areas outside of the Chicago downtown area.