Area of Coverage: All of Wash DC including the entire I- 495 Capitol Beltway , including all of Arlington County, Alexandria and portions of Prince Georges, Montgomery & Fairfax counties, with the following boundaries:
• North: includes the Walter Reed Heath Care & National Naval Medical Center
• South: 2 miles south of Beltway to include Springfield Mall & Andrews AFB
• East: 2 miles east of Beltway to include Enterprise Golf Course
• West: 4 miles west of Beltway to include all of Vienna & George Mason University
Details include: airports, all street & highways, government buildings, cemeteries, shopping centers, fire & police stations, hospitals, water features, educational institutions, railroads, recreational parks, golf & country clubs, post office, zip codes & boundaries, longitude & latitude, mobile home parks, subdivision names, sec, twp & range lines, and block numbers.