Below is a list of Casselberry FL zip codes. For your research we have also included Casselberry Area Code, Time Zone, UTC and the local Seminole County FIPS Code. Each Casselberry Florida zip code has a center Longitude / Latitude point (the Casselberry center is -81.320098876953 / 28.662099838257). For your convenience we have also indicated if that zip code in Casselberry observes Daylight Savings time.