way I would set it up :
Region 6
Bolivar, Chester Co., Hardin Co., McNairy
Lexington, N. Side, S. Gibson, S. Side
Region 7
Crockett Co., Dyer Co., Dyersburg, Obion
Brighton, Covington, Fayette Ware, Haywood, Munford
Region 8
Bolton, Craigmont, Lakeland, Millington, Raleigh Egypt
Hamilton, Kirby, Melrose, Power Center, Ridgeway