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.
Area codes 514 and 438 are the telephone area codes for Montreal and most of its on-island suburbs. They cover the Island of Montreal, Ãle Ã®le, perrot Ãle Ile Ã®le bizard in the Province. of quebec38 is an overlay area code covering the same area. The 514 area code has been split twice; in 1957 to create area code 819 and in 1998 to create area code 450.