Area code 606

Area code 606 is a telephone area code in the North American Numbering Plan for the eastern half of south-central and the eastern part of the Commonwealth of Kentucky. Cities and towns in the numbering plan area include Ashland, Morehead, Hazard, Middlesboro, Somerset, Stanford, London, Corbin, Greenup, Paintsville, Pikeville and Maysville. Most of its service area lies within the Kentucky region known as the Eastern Kentucky Coalfield. It runs along the entire length of the state's borders with Virginia and West Virginia.