My thoughts on what 1A - North might be:
41: Culver, Gary Roosevelt, Lake Station, North Judson, South Central, Triton, West Central, Winamac
42: Carroll, Caston, Frontier, LCC, North Miami, North White, South Newton, Tri County
43: Anderson Prep, Clinton Central, Clinton Prairie, Madison Grant, Sheridan, Taylor, Tri-Central, Wes-Del
44: Adams Central, Churubusco, Fremont, Knightstown, Northfield, South Adams, Southern Wells, Southwood