Below is a list of Poolesville MD zip codes. For your research we have also included Poolesville Area Code, Time Zone, UTC and the local Montgomery County FIPS Code. Each Poolesville Maryland zip code has a center Longitude / Latitude point (the Poolesville center is -77.411003112793 / 39.144500732422). For your convenience we have also indicated if that zip code in Poolesville observes Daylight Savings time.