Light colors indicate where standard time is observed all year; dark colors indicate where daylight savings is observed. Note: The islands of Cape Verde are to the west of the African mainland. Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. GMT was formerly used as the international civil time standard, now superseded in that function by Coordinated Universal Time (UTC).
It is convenient to the Capital Beltway (I-95/I-495), Maryland Route 4 (which has department stores and shopping centers), and for employees of Andrews Air Force Base and the U.S. Census Bureau. It is a few miles from Metrorail 's Blue and Green lines.
Parkville is an unincorporated community and a census-designated place in Baltimore County, Maryland, United States. As of the 2000 census, the CDP population was 31,118. Parkville is located at 39Â°22â²59â³N 76Â°33â²0â³W / 39.38306Â°N 76.55Â°W / 39.38306; -76.55 (39.383039, -76.550065). According to the United States Census Bureau, the CDP has a total area of 4.2 square miles (11.0 kmÂ²), all of it land.