Main city: Blue Grass
Timezone: Eastern
Phone type: Landline
Operator: Highland Telephone Cooperative

Blue Grass, an unincorporated community on VA 642 at its junction with VA 640 in Highland County, Virginia, United States. Blue Grass lies along the South Branch Potomac River and is located approximately 6.1 miles (9.8 km) north of Monterey, Virginia. It was previously known as Crabbottom and Hulls Store before the Board on Geographic Names officially decided upon Blue Grass in 1950. Near Blue Grass is the Devils Backbone rock formation. Blue Grass has a post office with ZIP code 24413. ^source

North American telephone area code 540 serves the northwestern portion of the Commonwealth of Virginia including the communities of Blacksburg, Buchanan, Buena Vista, Cave Spring, Fredericksburg, Franklin County, Greenville, Harrisonburg, King George, Lexington, Madison, Roanoke, Salem, Staunton, Warren and Winchester, as well as most of Culpeper, Stafford, Spotsylvania, Rockbridge, Orange, Louisa, Fauquier, Rappahannock and Shenandoah counties. It also serves western Loudoun County, most of which is in area code 703. ^source