Below is a list of Richlands NC zip codes. For your research we have also included Richlands Area Code, Time Zone, UTC and the local Onslow County FIPS Code. Each Richlands North Carolina zip code has a center Longitude / Latitude point (the Richlands center is -77.546897888184 / 34.898899078369). For your convenience we have also indicated if that zip code in Richlands observes Daylight Savings time.