For the wine region, see Napa Valley AVA. Napa County is a county located north of San Pablo Bay in the northern portion of the U.S. state of California. As of the 2010 census, the population was 136,484. The county seat is the City of Napa. Napa County was one of the original counties of California, created in 1850 at the time of statehood.
Area code 412 is a Pennsylvania area code that covers Pittsburgh and some of the surrounding areas. Area code 412 overlays the area code of 878. Pennsylvania has area codes of 215, 267, 272, 412, 484, 570, 610, 717, 724, 814, 878.
From Wikipedia, the free encyclopedia. Area code 613 and overlay area code 343 are area codes for Ottawa and surrounding Eastern Ontario, Canada, in the North American Numbering Plan (NANP). 613 is one of the 86 original area codes in the NANP assigned in October 1947.ince 1957, 613 covers only Eastern Ontario, an area extending from Brighton and Deep River eastward to Saint Regis, Quebec. Ottawa and its twin city in Quebec, Hull fall on the boundary between 613 and Quebec's area code 819.