Explore Pennsylvania's area code 717, serving Harrisburg, Lancaster & York. Learn its history from 1947, the 1998 split creating 570, and the 2017 overlay 223 implementation. Understand 10-digit dialing requirements and geographic boundaries within south-central PA. Covers regulatory oversight by the PUC.
Frequently Asked Questions
What area code is Harrisburg Pennsylvania?
Why does Harrisburg PA have two area codes?
When did area code 717 split?
How to dial a 717 number from a 223 number?
What counties are covered by area code 717?
What is the area code 223 overlay?
When should I use 10-digit dialing for 717?
How to make a long-distance call from area code 717?
