Waldo, Arkansas. Waldo is a town in Columbia County, Arkansas, United States. The population was 1,372 at the 2010 census.
Reston is a census-designated place (CDP) in Fairfax County, Virginia, United States, within the Washington, D.C. metropolitan area. The population was 58,404, at the 2010 Census and 56,407 at the 2000 census.
Bristow, Virginia. Bristow is an unincorporated community of Prince William County in Northern Virginia about 30 miles from Washington, DC. In 2014, Bristow's postal area population was 29,346, a 287% increase since 2000,[1] however, the Bristow community is formally included in the Linton Hall, Virginia census-designated place (CDP).