Below is a list of Oak City NC zip codes. For your research we have also included Oak City Area Code, Time Zone, UTC and the local Martin County FIPS Code. Each Oak City North Carolina zip code has a center Longitude / Latitude point (the Oak City center is -77.30460357666 / 35.965301513672). For your convenience we have also indicated if that zip code in Oak City observes Daylight Savings time.