Retrieved September 19, 2011. External links Route map: Bing / Google Template:Attached KML/Interstate 81 KML is from Wikidata. The Interstate 81 Corridor Coalition, a six-state coalition, was organized to handle issues along Interstate 81, such as truck traffic and air pollution. As of October 15, 2008, this commission has met twice. The entire routing is in Berkeley County and serves the Eastern WV Regional Airport.