| Sheriff's Office | (601) 974-2901 | |
| UnderSheriff | (601) 974-2920 | |
| Human Resources | (601) 974-2943 | Fax: (601) 968-5428 |
| Recruiting | (601) 974-2967 | |
| Training Division | (601) 857-4872 | Fax: (601) 857-4940 |
| Fiscal | (601) 974-2910 | |
| Records | (601) 974-2965 | Fax: (601) 949-2608 |
| Legal Department | (601) 974-2920 | Fax: (601) 948-2680 |
| Criminal Investigations | (601) 974-2914 | Fax: (601) 968-6715 |
| Internal Affairs | (601) 948-3237 | |
| Child Protection Unit | (601) 974-2919 | Fax: (601) 968-5428 |
| Sex Offender Registry | (601) 974-2956 | |
| Patrol Division | (601) 857-8781 | Fax: (601) 857-5417 |
| Byram Patrol Substation | (601) 346-0588 | Fax: (601) 968-6543 |
| Fugitive Unit | (601) 857-4803 | Fax: (601) 857-4951 |
| Narcotics Unit | (601) 346-0588 | |
| Evidence and Property | (601) 974-2907 | |
| Victim Assistance | (601) 974-2933 | |
| Civil Process | (601) 974-2925 | |
| Communications | (601) 857-2600 |
| Jackson Detention Center | (601) 974- | |
| Raymond Detention Center | (601) 857-4800 | |
| Joint County and State Work Facility | (601) 857-8058 | Fax: (601) 857-8371 |
