Area code 878
Area code 878 serves Pittsburgh and nearby parts of Pennsylvania, including New Castle, Cranberry Township and Butler. It is on Eastern Time, which observes daylight saving time. 412 and 724 are overlays for the same area.
Area code 878 at a glance
Cities in 878
- Pittsburgh
- New Castle
- Cranberry Township
- Butler
An area code shows where a number was first assigned. Mobile numbers keep their area code when people move, so the person you’re calling may be somewhere else.
When you can call an 878 number
Federal telemarketing rules under the TCPA allow sales calls between 8 AM and 9 PM in the called person’s local time. Here is that window for an 878 number, shown in your own time zone.
General information, not legal advice. Some states add rules for Sundays, holidays or the number of calls. See our calling hours guide.
| If you’re on | You can call 878 between |
|---|---|
| Eastern | 8:00 AM to 9:00 PM |
| Central | 7:00 AM to 8:00 PM |
| Mountain | 6:00 AM to 7:00 PM |
| Arizona | 5:00 AM to 6:00 PM |
| Pacific | 5:00 AM to 6:00 PM |
See the time in 878 without leaving your CRM
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Other area codes in Pennsylvania
Questions about 878
What time zone is area code 878?
Area code 878 is on Eastern Time. It observes daylight saving time.
Where is area code 878?
Area code 878 is in Pennsylvania. Its main city is Pittsburgh, and it also covers New Castle, Cranberry Township and Butler.
What are the legal hours to call an 878 number?
Under the federal TCPA, sales calls are allowed from 8 AM to 9 PM in the called person’s local time. Personal and informational calls are not limited by these hours.
What area codes overlay 878?
412 and 724 cover the same area as 878, so numbers in the same town can have either code.