Below is a list of North Slope County AK zip codes. For your research we have also included North Slope County Area Code, Time Zone, UTC and the local County FIPS Code. Each North Slope County Alaska zip code has a center Longitude / Latitude point (the North Slope County center is -155.18099975586 / 69.79419708252). For your convenience we have also indicated if that zip code in North Slope County observes Daylight Savings time.