Below is a list of Allegheny County PA zip codes. For your research we have also included Allegheny County Area Code, Time Zone, UTC and the local County FIPS Code. Each Allegheny County Pennsylvania zip code has a center Longitude / Latitude point (the Allegheny County center is -79.969299316406 / 40.45299911499). For your convenience we have also indicated if that zip code in Allegheny County observes Daylight Savings time.