878 Area Code — Pittsburgh, PA

Area code 878 serves Pittsburgh, PA.

Most looked-up 878 numbers

• 878-677-7972
• 878-670-2167
• 878-287-2795
• 878-879-7999

Phone prefixes in 878

• 878-670
• 878-287
• 878-677
• 878-879

Carriers serving 878

• Twilio (1 numbers)
• Fractel, LLC (1 numbers)

Frequently asked questions

Where is area code 878?

Area code 878 serves Pittsburgh, PA.

What prefixes are in area code 878?

Phone2.io tracks 4 phone prefixes in area code 878, with carrier and spam-report data on individual numbers.

More about area code 878

Area code 878 overview, history, and local numbers · Get a PA phone number

Last updated: February 18, 2026