412 area code
Pittsburgh area, Eastern Time.Area code 412 covers Pittsburgh, Elizabeth, Clairton and 1 more place in Pennsylvania, on Eastern Time. 878 covers the same area.
Right now in Pittsburgh
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer)
Calling hours: Mon to Sat, 9 AM to 7 PM · Sun, no calls (Pennsylvania law)
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Where 412 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 412 has 4. Each one's share is how many 412 numbers start there. Its biggest metro area is Pittsburgh, PA.
- Pittsburgh65%
- Pittsburgh suburbs33%
- Elizabeth1%
- Clairton1%
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 412 number?
Sales calls to homes and cell phones have legal hours, set by Pennsylvania law. Hold every 412 number to them, since you can't tell a work line from a personal cell.
What applies to 412Mon to Sat, 9 AM to 7 PM · Sun, no calls
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
- Pennsylvania lawMon to Sat, 9 AM to 7 PM · Sun, no callsSince Oct. 18, 2026. Covers texts and business lines, for consumer goods and services. No calls on legal holidays either, which the tool doesn't track.73 P.S. 2245, as amended by Act 47 of 2026 (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
412 and 878
412 is one of the original area codes from 1947, and 724 was later split off from it. 412 and 878 cover the same area, so new numbers can get either code and neighbors can have different area codes. 412 holds 80% of the area's exchanges; 878 holds the rest. Local calls take all 10 digits.
- 1947412 starts
- 1998724 split off
- 2001878 overlay
Source: NANPA area code database
Calling a list of 412 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
412 area code FAQ
What area code is 412?
412 is a Pennsylvania area code for Pittsburgh, Elizabeth, Clairton and 1 more place.
What time zone is the 412 area code in?
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer).
Is 878 the same as 412?
Same area, different code. 412 and 878 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 412 numbers?
Mon to Sat, 9 AM to 7 PM · Sun, no calls, local time, under Pennsylvania law.
When did the 412 area code start?
In 1947: it's one of the original area codes.
Calling 412 numbers? Reach more of them.
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