ODA divided the state into the following distinct PSAs:
(A) PSA1: Butler, Clermont, Clinton, Hamilton, and Warren counties.
(B) PSA2: Champaign, Clark, Darke, Greene, Logan, Miami, Montgomery, Preble, and Shelby counties.
(C) PSA3: Allen, Auglaize, Hancock, Hardin, Mercer, Putnam, and Van Wert counties.
(D) PSA4: Defiance, Erie, Fulton, Henry, Lucas, Ottawa, Paulding, Sandusky, Williams, and Wood counties.
(E) PSA5: Ashland, Crawford, Huron, Knox, Marion, Morrow, Richland, Seneca, and Wyandot counties.
(F) PSA6: Delaware, Fairfield, Fayette, Franklin, Licking, Madison, Pickaway, and Union counties.
(G) PSA7: Adams, Brown, Gallia, Highland, Jackson, Lawrence, Pike, Ross, Scioto, and Vinton counties.
(H) PSA8: Athens, Hocking, Meigs, Monroe, Morgan, Noble, Perry, and Washington counties.
(I) PSA9: Belmont, Carroll, Coshocton, Guernsey, Harrison, Holmes, Jefferson, Muskingum, and Tuscarawas counties.
(J) PSA10A: Cuyahoga, Geauga, Lake, Lorain, and Medina counties.
(K) PSA10B: Portage, Stark, Summit, and Wayne counties.
(L) PSA11: Ashtabula, Columbiana, Mahoning, and Trumbull counties.