Pennsylvania Time Zone Map
Eastern Time, statewide.
Time zones in Pennsylvania
| Zone | IANA | Standard | Daylight | Abbr |
|---|---|---|---|---|
| Eastern Time | America/New_York | UTC−5 | UTC−4 | EST / EDT |
Pennsylvania is Eastern Time statewide (EST/EDT, UTC−5 in winter, UTC−4 in summer), with no Central areas; its cities Philadelphia and Pittsburgh follow the same clock.
Crossing the state line
Every state bordering Pennsylvania — New York, New Jersey, Delaware, Maryland, West Virginia, and Ohio — is on Eastern Time, so no Pennsylvania state line changes the clock. Central Time starts beyond Ohio, at the Illinois line and in parts of Indiana.
Frequently asked questions
Which zone does Pennsylvania follow?
Pennsylvania is Eastern Time, statewide.
Is Pennsylvania in a single time zone?
Yes — Pennsylvania is wholly inside Eastern Time.
What time zone is Philadelphia in?
Philadelphia is on Eastern Time (EST / EDT — UTC−5 in winter, UTC−4 in summer, IANA zone America/New_York).
Sources: zone boundaries from the U.S. Department of Transportation’s time zone regulations (49 CFR Part 71); offsets and daylight saving rules from the IANA time zone database. See Data Sources for how this site uses them.