Below is a list of Hazelwood MO zip codes. For your research we have also included Hazelwood Area Code, Time Zone, UTC and the local Saint Louis County FIPS Code. Each Hazelwood Missouri zip code has a center Longitude / Latitude point (the Hazelwood center is -90.390800476074 / 38.785598754883). For your convenience we have also indicated if that zip code in Hazelwood observes Daylight Savings time.