College and Williamsport. Pittsburgh: Serves all of West Virginia and the Pennsylvania counties of Allegheny, Armstrong, Beaver, Bedford, Blair, Butler, Cambria, Clarion, Clearfield, Crawford, Elk, Erie, Fayette, Forest, Green, Indiana, Jefferson, Lawrence, McKean, Mercer, Somerset, Venango, Warren, Washington, and Westmoreland. Ten resident agencies, in Beckley, Charleroi, Charleston, Clarksburg, Cranberry Township, Erie, Huntington, Johnstown, Martinsburg and Wheeling. Puerto Rico San Juan: Serves Puerto Rico and the U.S. Virgin Islands (two US territories) with resident agencies in Aguadilla, Fajardo, and Ponce, in Puerto Rico and St. Croix and St. Thomas in the U.S. Virgin Islands. South Carolina Columbia : Entire state. Regional offices in Aiken, Charleston, Florence, Greenville, Hilton Head, Myrtle Beach, Rock Hill and Spartanburg. Tennessee Knoxville: Serves the counties of Anderson, Bedford, Bledsoe, Blount, Bradley, Campbell, Carter, Claiborne, Cocke, Coffee, Franklin, Grainger, Greene, Grundy, Hamblen, Hamilton, Hancock, Hawkins, Jefferson, Johnson, Knox, Lincoln, Loudon, Marion, McMinn, Meigs, Monroe, Moore, Morgan, Polk, Rhea, Roane, Scott, Sequatchie, Sevier, Sullivan, Unicoi, Union, Van Buren, Warren, and Washington. Resident agencies in Chattanooga, Johnson City, Oak Ridge and Tullahoma Memphis: Serves the counties of Benton, Cannon, Carroll, Cheatham, Chester, Clay, Crockett, Cumberland, Davidson, DeKalb, Decatur, Dickson, Dyer, Fayette, Fentress, Gibson, Giles, Hardeman, Hardin, Haywood, Henderson, Henry, Hickman, Houston, Humphreys, Jackson, Lake, Lauderdale, Lawrence, Lewis, Macon, Madison, Marshall, Maury, McNairy, Montgomery, Obion, Overton, Perry, Pickett, Putnam, Robertson, Rutherford, Shelby, Smith, Stewart, Sumner, Tipton, Trousdale, Wayne, Weakley, White, Williamson and Wilson. Resident agencies in Clarksville, Columbia, Cookeville, Jackson, and Nashville. Texas Dallas: Serves the counties of: Dallas, Allen, Ellis, Kaufman, Navarro, Brown, Callahan, Eastland, Fisher, Haskell, Howard, Jones, Mills, Mitchell, Nolan, Shackelford, Stephens, Stonewall, Taylor, Throckmorton, Armstrong, Briscoe, Carson, Castro, Childress, Collingsworth, Dallam, Deaf Smith, Donley, Gray, Hall, Hansford, Hartley, Hemphill, Hutchinson, Lipscomb, Moore, Ochiltree, Oldham, Parmer, Potter, Randall, Roberts, Sherman, Swisher, Wheeler, Comanche, Erath, Hood, Johnson, Palo Pinto, Parker, Tarrant, Wise, Collin, Denton, Hunt, Rockwall, Bailey, Brown, Cochran, Crosby, Dawson, Dickens, Floyd, Gaines, Garza, Hale, Hockley, Kent, lamb, Lubbock, Lynn, Motley, Scurry, Terry, Yoakum, Angelina, Houston, Nacogdoches, Polk, Sabine, San Augustine, Shelby, Trinity, Tyler, Brown, Coke, Coleman, Concho, Crockett, Glasscock, Irion, Menard, Reagan, Runnels, Schleicher, Sterling, Sutton, Tom Green, Cooke, Delta, Fannin, Grayson, Lamar, Bowie, Camp, Cass, Franklin, Hopkins, Morris, Red River, Titus, Anderson, Cherokee, Gregg, Harrison, Henderson, Marion, Panola, Rains, Rusk, Smith, Upshur, Van Zandt, Wood, Archer, Baylor, Clay, Cottle, Foard, Hardeman, Jack, King, Knox, Montague, Wichita, Wilbarger and Young. Twelve resident agencies, in Abilene, Amarillo,