Below is a list of Centennial CO zip codes. For your research we have also included Centennial Area Code, Time Zone, UTC and the local Arapahoe County FIPS Code. Each Centennial Colorado zip code has a center Longitude / Latitude point (the Centennial center is -104.86199951172 / 39.575500488281). For your convenience we have also indicated if that zip code in Centennial observes Daylight Savings time.