O'Daniel, Inc.'s service area for IntegraSpec ICF's currently includes the following counties:

In Southern Illinois:
Alexander, Clark, Clay, Crawford, Cumberland, Edwards, Effingham, Fayette, Franklin, Gallatin, Hamilton, Hardin, Jackson, Jasper, Jefferson, Johnson, Lawrence, Marion, Massac, Perry, Pope, Pulaski, Richland, Saline, Union, Wabash, Washington, Wayne, White, & Williamson.

In Indiana:
Gibson, Knox, Pike, Posey, Spencer, Vanderburgh, & Warrick.

In Kentucky:
Ballard, Caldwell, Calloway, Carlisle, Crittenden, Daviess, Fulton, Graves, Henderson, Hickman, Livingston, Lyon, Marshall, McCracken, Trigg, Union, & Webster.