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Sent TeamMar 8, 2026 / area code / Article

Area Code 878: Bethel Park, Pennsylvania

Explore Pennsylvania's 878 area code: an overlay for 412/724, mandating 10-digit dialing. Understand its geographic reach in southwestern PA and the Pittsburgh metro. Learn about PUC regulation and telecom services. Activated 8/17/2001; find coverage maps on the PUC website.

Frequently Asked Questions

What area does area code 878 cover in Pennsylvania?

Why was a new area code 878 needed in Pennsylvania?

How do I dial a local number within area code 878?

How do I make a long-distance call from area code 878?

When did area code 878 become active?

Where can I find a map of the 878 area code coverage?

What types of phone services are available in area code 878?

What is the role of the PUC in regulating area code 878?

What is the correct way to dial an operator from area code 878?

Who do I contact for 878 area code service problems?

What is an area code overlay, and how does it work?

What is 10-digit dialing, and why is it required for 878?

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