AREA I: De Witt, Logan, Macon, Menard, Sangamon AREA II ($.20/mile): Christian, McLean, Mason, Moultrie, Piatt, Tazewell, Woodford AREA III ($.25/mile): Cass, Champaign, Coles, Cumberland, Douglas, Effingham, Fayette, Ford, Fulton, Livingston, Macoupin, Montgomery, Morgan, Peoria, Shelby The "Do-It-Yourself" State Map Generator  allows you to select and color code select counties and generate a custom map.  Map By Texas Cooperative Extension