Florida Department of Corrections
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| Florida Counties in Region I | ||||
| County | Circuit | County | Circuit | |
| Alachua | Circuit 08 | Lafayette | Circuit 03 | |
| Baker | Circuit 08 | Leon | Circuit 02 | |
| Bay | Circuit 14 | Levy | Circuit 08 | |
| Bradford | Circuit 08 | Liberty | Circuit 02 | |
| Calhoun | Circuit 14 | Madison | Circuit 03 | |
| Clay | Circuit 04 | Nassau | Circuit 04 | |
| Columbia | Circuit 03 | Okaloosa | Circuit 01 | |
| Dixie | Circuit 03 | Putnam | Circuit 07 | |
| Duval | Circuit 04 | Saint Johns | Circuit 07 | |
| Escambia | Circuit 01 | Santa Rosa | Circuit 01 | |
| Flagler | Circuit 07 | Suwannee | Circuit 03 | |
| Franklin | Circuit 02 | Taylor | Circuit 03 | |
| Gadsden | Circuit 02 | Union | Circuit 08 | |
| Gilchrist | Circuit 08 | Volusia | Circuit 07 | |
| Gulf | Circuit 14 | Wakulla | Circuit 02 | |
| Hamilton | Circuit 03 | Walton | Circuit 01 | |
| Holmes | Circuit 14 | Washington | Circuit 14 | |
| Jackson | Circuit 14 | |||
| Jefferson | Circuit 02 | |||