Below is a list of Allison PA zip codes. For your research we have also included Allison Area Code, Time Zone, UTC and the local Fayette County FIPS Code. Each Allison Pennsylvania zip code has a center Longitude / Latitude point (the Allison center is -79.874099731445 / 39.987998962402). For your convenience we have also indicated if that zip code in Allison observes Daylight Savings time.