Mid-Ohio Valley Regional Airport is seven miles northeast of Parkersburg, in Wood County, West Virginia. It is owned by the Wood County Airport Authority, and is also known as Wood County Airport or Gill Robb Wilson Field. It serves the Mid-Ohio Valley area, which includes the Ohio cities of Marietta, Belpre and the West Virginian cities of Williamstown, Parkersburg, and Vienna. Its scheduled passenger services are subsidized by the Essential Air Service program. The airport itself is located along Interstate 77, just south of the border with Ohio.