area codes 215, 267 and 445 are area codes for pennsylvania. area code 215 was one of the initial area codes created in 1947. it initially covered the southeastern portion of pennsylvania, but after it was split by 610 in 1994, it now covers the entirety of philadelphia and its county, as well as parts of montgomery county, lehigh county, berks county, bucks county. it was overlaid by 267 in 1999 and 445 in 2018.