REGION 1 (Northeast)
Shrewsbury, Massachusetts

REGION 2 (Mid-Atlantic)
Morgantown, West Virginia

REGION 3 (Southeast)
Asheboro, North Carolina

REGION 4 (Mid-South)
Pelham, Alabama

REGION 5 (Great Lakes)
Midland, Michigan

REGION 6 (Central Plains)
Rapid City, South Dakota

REGION 7 (Northwest)
Gillette, Wyoming

REGION 8 (Western)
Fairfield, California