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| County | Abbreviation | County | Abbreviation |
|---|---|---|---|
| Appling | APPL | Jeff Davis | JFDA |
| Atkinson | ATKN | Jefferson | JEFF |
| Bacon | BACN | Jenkins | JENK |
| Baker | BAKR | Johnson | JOHN |
| Baldwin | BALD | Jones | JONE |
| Banks | BANK | Lamar | LAMA |
| Barrow | BARR | Lanier | LANI |
| Bartow | BART | Laurens | LAUR |
| Ben Hill | BENH | Lee | LEE |
| Berrien | BERR | Liberty | LIBE |
| Bibb | BIBB | Lincoln | LINC |
| Bleckley | BLEC | Long | LONG |
| Brantley | BRAN | Lowndes | LOWN |
| Brooks | BROK | Lumpkin | LUMP |
| Bryan | BRYN | McDuffie | MCDU |
| Bulloch | BULL | McIntosh | MCIN |
| Burke | BURK | Macon | MACO |
| Butts | BUTT | Madison | MADI |
| Calhoun | CALH | Marion | MARI |
| Camden | CMDN | Meriwether | MERI |
| Candler | CAND | Miller | MILL |
| Carroll | CARR | Mitchell | MITC |
| Catoosa | CATO | Monroe | MNRO |
| Charlton | CHAR | Montgomery | MONT |
| Chatham | CHTM | Morgan | MORG |
| Chattahoochee | CHAT | Murray | MURR |
| Chattooga | CHGA | Muscogee | MUSC |
| Cherokee | CHER | Newton | NEWT |
| Clarke | CLKE | Oconee | OCON |
| Clay | CLAY | Oglethorpe | OGLE |
| Clayton | CLTN | Paulding | PAUL |
| Clinch | CLCH | Peach | PEAC |
| Cobb | COBB | Pickens | PICK |
| Coffee | COFF | Pierce | PIER |
| Colquitt | COLQ | Pike | PIKE |
| Columbia | COLU | Polk | POLK |
| Cook | COOK | Pulaski | PULA |
| Coweta | COWE | Putnam | PUTN |
| Crawford | CRAW | Quitman | QUIT |
| Crisp | CRIS | Rabun | RABU |
| Dade | DADE | Randolph | RAND |
| Dawson | DAWS | Richmond | RICH |
| Decatur | DECA | Rockdale | ROCK |
| DeKalb | DKLB | Schley | SCHL |
| Dodge | DODG | Screven | SCRE |
| Dooly | DOOL | Seminole | SEMI |
| Dougherty | DHTY | Spalding | SPAL |
| Douglas | DOUG | Stephens | STEP |
| Early | EARL | Stewart | STWT |
| Echols | ECHO | Sumter | SUMT |
| Effingham | EFFI | Talbot | TLBT |
| Elbert | ELBE | Taliaferro | TALI |
| Emanuel | EMAN | Tattnall | TATT |
| Evans | EVAN | Taylor | TAYL |
| Fannin | FANN | Telfair | TELF |
| Fayette | FAYE | Terrell | TERR |
| Floyd | FLOY | Thomas | THOM |
| Forsyth | FORS | Tift | TIFT |
| Franklin | FRAN | Toombs | TOOM |
| Fulton | FULT | Towns | TOWN |
| Gilmer | GILM | Treutlen | TREU |
| Glascock | GLAS | Troup | TROU |
| Glynn | GLYN | Turner | TURN |
| Gordon | GORD | Twiggs | TWIG |
| Grady | GRAD | Union | UNIO |
| Greene | GREE | Upson | UPSO |
| Gwinnett | GWIN | Walker | WLKR |
| Habersham | HABE | Walton | WALT |
| Hall | HALL | Ware | WARE |
| Hancock | HANC | Warren | WARR |
| Haralson | HARA | Washington | WASH |
| Harris | HARR | Wayne | WAYN |
| Hart | HART | Webster | WEBS |
| Heard | HEAR | Wheeler | WHEE |
| Henry | HNRY | White | WHIT |
| Houston | HOUS | Whitfield | WFLD |
| Irwin | IRWI | Wilcox | WCOX |
| Jackson | JACK | Wilkes | WILK |
| Jasper | JASP | Wilkinson | WKSN |
| Worth | WORT |