County Codes [Other HRIS Codes]
| 01 | Barbour |
| 02 | Berkeley |
| 03 | Boone |
| 04 | Braxton |
| 05 | Brooke |
| 06 | Cabell |
| 07 | Calhoun |
| 08 | Clay |
| 09 | Doddridge |
| 10 | Fayette |
| 11 | Gilmer |
| 12 | Grant |
| 13 | Greenbrier |
| 14 | Hampshire |
| 15 | Hancock |
| 16 | Hardy |
| 17 | Harrison |
| 18 | Jackson |
| 19 | Jefferson |
| 20 | Kanawha |
| 21 | Lewis |
| 22 | Lincoln |
| 23 | Logan |
| 24 | McDowell |
| 25 | Marion |
| 26 | Marshall |
| 27 | Mason |
| 28 | Mercer |
| 29 | Mineral |
| 30 | Mingo |
| 31 | Monongalia |
| 32 | Monroe |
| 33 | Morgan |
| 34 | Nicholas |
| 35 | Ohio |
| 36 | Pendleton |
| 37 | Pleasants |
| 38 | Pocahontas |
| 39 | Preston |
| 40 | Putnam |
| 41 | Raleigh |
| 42 | Randolph |
| 43 | Ritchie |
| 44 | Roane |
| 45 | Summers |
| 46 | Taylor |
| 47 | Tucker |
| 48 | Tyler |
| 49 | Upshur |
| 50 | Wayne |
| 51 | Webster |
| 52 | Wetzel |
| 53 | Wirt |
| 54 | Wood |
| 55 | Wyoming |