Legal Services of Northern Virginia is a nonprofit law firm founded in 1980 that provides free civil legal assistance to seniors or low-income, mentally or physically disabled, or IV/AIDS. Since its inception, LSNV has processed 80,000 cases for residents of Arlington, Fairfax, Loudoun and Prince William counties in northern Virginia, as well as the cities of Alexandria, Fairfax, Falls Church, Manassas and Manassas Park. LSNV`s mission is to serve people who, without legal assistance, lose a critical human need – food, shelter, income, medical care or personal safety. LSNV is the largest legal aid organization in Northern Virginia, helping thousands of clients in civil matters each year. They work closely with other legal aid organizations, state and local bar associations, and courts to serve low-income and neediest populations in the region. In addition to its corporate headquarters, LSNV has several regional offices in Northern Virginia. See the full list below. REGIONAL OFFICES Arlington Fairfax Alexandria Prince William Loudoun Route 1 Fredericksburg.