Below is a list of Hickory PA zip codes. For your research we have also included Hickory Area Code, Time Zone, UTC and the local Washington County FIPS Code. Each Hickory Pennsylvania zip code has a center Longitude / Latitude point (the Hickory center is -80.308898925781 / 40.298900604248). For your convenience we have also indicated if that zip code in Hickory observes Daylight Savings time.