Below is a list of Youngstown PA zip codes. For your research we have also included Youngstown Area Code, Time Zone, UTC and the local Westmoreland County FIPS Code. Each Youngstown Pennsylvania zip code has a center Longitude / Latitude point (the Youngstown center is -79.365600585938 / 40.279399871826). For your convenience we have also indicated if that zip code in Youngstown observes Daylight Savings time.