Discovering the truth about a phone number, email, or address history can be eye-opening, please use this tool with caution.USA Area code 878 - Pittsburgh, PA
Area code 878 is a North American Numbering Plan telephone area code serving Area code in Southwestern Pennsylvania in Pennsylvania. It was activated in 2013 and today covers roughly 307,632 residents across 1 cities and towns .
Who’s Texting & Calling? Enter a Number
See the owner’s name, carrier, location, and any scam reports in seconds. (May reveal social media profiles, online footprints, pics and more.)
100% confidential lookup - the person you search will not know.
Who called me from area code 878?
A call from area code 878 most likely originates from Pittsburgh or elsewhere in Pennsylvania - but caller ID spoofing means the area code alone cannot confirm who called. Right now, 25 878 numbers carry scam reports on this page. The only reliable way to identify the caller is to check the full 10-digit number:
- Run the number through the reverse phone lookup at the top of this page to see the owner's name, carrier, and location.
- Compare it against the recently reported scam numbers in 878 below.
- If the call was unwanted, report it to the FTC and use the report form on this page so other 878 residents see it.
Report a scam call from 878 Help other 878-area residents - takes 20 seconds, no signup
Reports are reviewed by our team before appearing on the page. The highest-reported numbers get added to the “Recently reported scam numbers” list above with a “community” badge.
Should I answer a call from a 878 number? Take the 30-second quiz - 5 questions, verdict + advice
Runs entirely in your browser - nothing is sent or stored.
Next step: run a reverse-phone lookup on the number to see everything public about it.
Where is the 878 area code? Coverage map
The pin marks Pittsburgh, the largest city served by area code 878. Zoom and pan to explore the coverage region.
Interactive map. Click a pin for city details. Data © OpenStreetMap contributors.
Area codes near 878 (overlay + neighboring)
If a caller ID shows one of these codes, the call is probably still from the Pittsburgh area or a nearby region. Click any code to see its own page.
878 area code robocall complaints (FCC data)
Monthly count of FCC complaints tagged to numbers in area code 878 over the last 12 months.
36 complaints in the last 12 months. That's about 20% fewer robocall complaints per capita than the US average - 12 per 100,000 residents vs a national average of 14.7.
Source: FCC Consumer Complaint Data (dataset vakf-fz8e). Data as of August 9, 2026. Refreshed monthly.
How 878 area code spam calls arrive
Based on 36 FCC complaints in the last 12 months, here's how 878 spam calls reached recipients:
FCC Consumer Complaint Data, last 12 months as of August 9, 2026. Refreshed monthly. Note: the FCC dataset labels method (Live Voice / Prerecorded / SMS) but does not classify scam type (IRS impersonation, tech support fraud, etc.) - those come from community reports.
Recently reported scam numbers in 878
Numbers reported to the FCC or by our community in the last 12 months. Click any to run a full reverse-phone lookup.
Source: FCC Consumer Complaint Data, last 12 months as of August 9, 2026. Refreshed monthly. Numbers submitted via the report form near the top of this page get added here with a “community” badge after moderation.
How to block 878 spam calls (by carrier)
Getting repeated spam calls from 878 numbers around Pittsburgh, Pennsylvania? You can't legitimately block every 878 call without also missing legitimate ones from Pittsburgh, Pennsylvania - so the practical fix is to turn on your carrier's free spam filter and register on the national do-not-call list. Step-by-step for each major US carrier below.
AT&T
- Download the free AT&T ActiveArmor app (iOS + Android).
- Sign in with your wireless number.
- Enable Fraud Blocking and Suspected Spam Warning.
- To block a specific number, tap the call in your history → Block.
Verizon
- Download the free Verizon Call Filter app (iOS + Android).
- Sign in with your Verizon account.
- Turn on Spam Filter.
- To block a specific number: My Verizon → Blocks → Add Number.
T-Mobile
- Download the free Scam Shield app (iOS + Android).
- Enable Scam Block (blocks known scam calls silently).
- Use Scam ID to see “Scam Likely” caller ID on suspicious numbers.
- To block a specific number, dial
#662#from your device.
All carriers
- Register on the FTC's National Do-Not-Call list.
- Report unwanted calls to the FCC at fcc.gov/complaints.
- On iPhone: Settings → Phone → Silence Unknown Callers.
- On Android: Phone app → ⋮ → Settings → Caller ID & spam.
Sources: carrier support pages (AT&T, Verizon, T-Mobile), FCC consumer guides. Free features as of 2026. Every one of these steps costs nothing.
History of the 878 area code
Area code 878 is an area code in the North American Numbering Plan for southwestern Pennsylvania, centered in Pittsburgh. It forms an overlay complex with two distinct numbering plan areas, 412 in Pittsburgh and some suburban areas and 724 in an area surrounding 412 in the southwestern corner of the state. Area code 878 was activated on August 17, 2001.
878 area code FAQ: common questions
What area code is 878?
Area code 878 is a North American Numbering Plan area code that serves Area code in Southwestern Pennsylvania in Pennsylvania, primarily including Pittsburgh and surrounding communities. It was activated in 2013.
Where does area code 878 cover?
Area code 878 covers the Pittsburgh, Pennsylvania area.
Is 878 a real area code or a scam?
878 is a real, actively-assigned US area code - not itself a scam. However, spammers do use 878 numbers because the code is well-known and appears local to millions of residents. Always verify the specific number, not the area code.
How do I block 878 spam calls?
You cannot legitimately block an entire area code without also blocking legitimate calls from Pittsburgh. Better options: register on the National Do-Not-Call list, enable your carrier's spam-filter (all major US carriers now offer this free), and report unwanted calls to the FCC at fcc.gov/complaints so they show up in the trend data on this page.
What's the overlay area code for 878?
878 does not currently have an overlay area code assigned. New numbers in the region are still issued with the 878 prefix.
Sources
Or explore reverse-phone lookup for any US number.