Below is a list of Arock OR zip codes. For your research we have also included Arock Area Code, Time Zone, UTC and the local Malheur County FIPS Code. Each Arock Oregon zip code has a center Longitude / Latitude point (the Arock center is -117.52600097656 / 42.914100646973). For your convenience we have also indicated if that zip code in Arock observes Daylight Savings time.