See below for a listing of counties in each region.
Region 1
ALLEGAN
BARRY
BERRIEN
BRANCH
CALHOUN
CASS
KALAMAZOO
SAINT JOSEPH
VAN BUREN
Region 2
HILLSDALE
JACKSON
LENAWEE
MONROE
WASHTENAW
Region 3
WAYNE
Region 4
KENT
MONTCALM
MUSKEGON
OTTAWA
Region 5
CLINTON
EATON
INGHAM
IONIA
LIVINGSTON
SHIAWASSEE
Region 6
MACOMB
OAKLAND
Region 7
LAKE
MANISTEE
MASON
MECOSTA
MISSAUKEE
NEWAYGO
OCEANA
OSCEOLA
WEXFORD
Region 8
ARENAC
BAY
CLARE
GLADWIN
GRATIOT
ISABELLA
MIDLAND
SAGINAW
Region 9
GENESEE
HURON
LAPEER
SAINT CLAIR
SANILAC
TUSCOLA
Region 10
ANTRIM
BENZIE
CHARLEVOIX
EMMET
GRAND TRAVERSE
KALKASKA
LEELANAU
Region 11
ALCONA
ALPENA
CHEBOYGAN
CRAWFORD
IOSCO
OGEMAW
OSCODA
OTSEGO
MONTMORENCY
PRESQUE ISLE
ROSCOMMON
Region 12
BARAGA
DICKINSON
GOGEBIC
HOUGHTON
IRON
KEWEENAW
ONTONAGON
Region 13
ALGER
MARQUETTE
MENOMINEE
Region 14
CHIPPEWA
DELTA
MACKINAC
LUCE
SCHOOLCRAFT