Whooping cough, also known as pertussis, is a highly contagious disease which causes classic spasms (paroxysms) of uncontrollable coughing, followed by a sharp, high-pitched intake of air which creates the characteristic whoop of the disease's name.
Summary. Until 1997, Pennsylvania had four area codes â 814, 412, 717 and 215. With the increased use of cell phones and consumers purchasing additional lines in their homes, the demand for additional telephone lines exploded.17 region-The 717 area codes stretches from Lancaster to Harrisburg, to York and Fulton County. Western Pennsylvania. 412, 724 and 878 region-The 412 area code is primarily located in Pittsburgh and 724 covers the suburbs of Pittsburgh.
Area codes 610 and 484 are telephone area codes which serve the eastern and southeastern regions of Pennsylvania. The area includes areas to the west of Philadelphia, along with the cities of Allentown, Bethlehem, and Reading. It includes much of the Delaware Valley, including most of the Philadelphia Main Line.