Area Code 223

Area Code 223 History:

09/26/2017

Area code 223 was officially put into service as an all services overlay of area code 717. Effective 08/26/2017 ten digit dialing (area code + seven digit number) became necessary in the 717/223 overlay because different homes in the same geographic area can have the same seven digit phone number but each would have a different area code.

Counties in Pennsylvania officially within area code 223 include:

Adams County, Berks County, Cumberland County, Dauphin County, Franklin County, Fulton County, Huntingdon County, Juniata County, Lancaster County, Lebanon County, Mifflin County, Perry County, Potter County, and York County.

Major cities or places in Pennsylvania officially within area code 223 include:

Area code 223 serves much of south-central Pennsylvania including the larger communities of Gettysburg, Harrisburg, Lancaster, Lebanon, and York in addition to many smaller communities within the area code 223 service area.