Area code 878 was introduced in 2001 and serves Pittsburgh (overlay), covering cities like Pittsburgh, Bethel Park, Mt. Lebanon. It sits in the Eastern (ET) zone and reaches a population of roughly 600K+.
Get a local 878 line for Pennsylvania with MeraTalk and run your calls online, no hardware needed.
A 878 line gives Pennsylvania a number they recognize, and recognition is the foundation of every advantage.
Outbound reps dial Pittsburgh (overlay) prospects from a number those prospects recognize. A familiar 878 caller ID gets the conversation started instead of going to voicemail.
Give your Pittsburgh (overlay) customers a local number to call for help. Calls route to your support team wherever they sit, with queues, schedules, and an AI receptionist after hours.
Your team doesn't need to live in Pennsylvania to answer a 878 number. Calls ring on laptops and mobiles anywhere, while customers see a hometown business.
Pair your 878 number with local numbers in other markets you serve. Each location keeps its own identity while every call lands in one shared MeraTalk workspace.
Area codes are added as a region's demand for phone numbers grows. Here's when each Pennsylvania code came online — and where 878 fits in.
215 was the first of Pennsylvania's current codes, assigned to Philadelphia and anchored by Philadelphia. It remains the code most residents associate with Philadelphia and Bensalem.
As Pittsburgh grew, 412 was introduced to keep up with demand for new numbers around Pittsburgh and McKeesport. Existing numbers kept their codes — 412 simply opened fresh inventory for the area.
As South Central Pennsylvania grew, 717 was introduced to keep up with demand for new numbers around Lancaster and Harrisburg. Existing numbers kept their codes — 717 simply opened fresh inventory for the area.
As Central Pennsylvania grew, 814 was introduced to keep up with demand for new numbers around Erie and Altoona. Existing numbers kept their codes — 814 simply opened fresh inventory for the area.
As Southeast Pennsylvania grew, 610 was introduced to keep up with demand for new numbers around Allentown and Reading. Existing numbers kept their codes — 610 simply opened fresh inventory for the area.
As Southwest Pennsylvania grew, 724 was introduced to keep up with demand for new numbers around Greensburg and New Castle. Existing numbers kept their codes — 724 simply opened fresh inventory for the area.
As Philadelphia (overlay) grew, 267 was introduced to keep up with demand for new numbers around Philadelphia and Norristown. Existing numbers kept their codes — 267 simply opened fresh inventory for the area.
As Southeast PA (overlay) grew, 484 was introduced to keep up with demand for new numbers around Allentown and Reading. Existing numbers kept their codes — 484 simply opened fresh inventory for the area.
As Northeast Pennsylvania grew, 570 was introduced to keep up with demand for new numbers around Scranton and Wilkes-Barre. Existing numbers kept their codes — 570 simply opened fresh inventory for the area.
As Pittsburgh (overlay) grew, 878 was introduced to keep up with demand for new numbers around Pittsburgh and Bethel Park. Existing numbers kept their codes — 878 simply opened fresh inventory for the area.
As South Central PA (overlay) grew, 223 was introduced to keep up with demand for new numbers around Lancaster and Harrisburg. Existing numbers kept their codes — 223 simply opened fresh inventory for the area.
As Northeast PA (overlay) grew, 272 was introduced to keep up with demand for new numbers around Scranton and Wilkes-Barre. Existing numbers kept their codes — 272 simply opened fresh inventory for the area.
As Philadelphia (overlay) grew, 445 was introduced to keep up with demand for new numbers around Philadelphia and Levittown. Existing numbers kept their codes — 445 simply opened fresh inventory for the area.
Make and receive calls and texts from your 878 number on desktop, mobile, or desk phone. One number for everything — no app-switching, no confusion.
Answers, screens, and routes every call to your 878 number around the clock — even when your team is offline or busy.
Every call and text to your 878 number is visible to the whole team — anyone can pick up, reply, or follow up.
Missed calls become readable transcripts delivered to your inbox.
Route Pittsburgh (overlay) callers to the right person on your schedule.
Already have a 878 number? Bring it — porting is on every plan.
13 area codes covering Pennsylvania
Area code 878 is part of the North American Numbering Plan (NANP) — the system that assigns three-digit codes to geographic regions across the US, Canada, and parts of the Caribbean. Code 878 was assigned to Pittsburgh (overlay) and serves Pittsburgh and Bethel Park as its primary markets.
When a call is made to a 878 number, the carrier routes it through the Eastern (ET) time zone switching network. This also means that when customers see a 878 number on their caller ID, they immediately associate it with Pittsburgh (overlay) — before the call is even answered.
The area code on your caller ID shapes how customers in Pittsburgh (overlay) decide whether to pick up or ignore your call.
Calls from a local 878 number are far more likely to be answered than calls from an out-of-state or toll-free number. Customers in Pittsburgh (overlay) recognise the code and trust it as local.
A 878 number tells prospects in Pennsylvania that you operate in their market — even if your team is fully remote or based elsewhere. First impressions happen before the first word.
With a cloud-hosted 878 number, your team can answer calls from any device, in any location. The local area code stays consistent while your team stays flexible.
Northeast listed first
Explore other Northeast area codes and find the right local number for every market you serve.
Set up your 878 number on MeraTalk, compare other US area codes, or read the public record for Pittsburgh (overlay).
Run your 878 number on a full business phone system — calls, SMS, routing and an AI receptionist included.
On MeraTalkBrowse every US area code by state and find the right local number for the markets you serve.
External referenceSee the FCC's area code relief regulation (47 CFR §52.19) governing how area code 878 and every US area code is administered.
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Same product, same support, same compliance on every plan. The AI receptionist is included from day one.
