Below is a list of Leonardtown MD zip codes. For your research we have also included Leonardtown Area Code, Time Zone, UTC and the local Saint Marys County FIPS Code. Each Leonardtown Maryland zip code has a center Longitude / Latitude point (the Leonardtown center is -76.643096923828 / 38.300300598145). For your convenience we have also indicated if that zip code in Leonardtown observes Daylight Savings time.