The Social Security Directory
Independent guide built from public SSA data. Not affiliated with the Social Security Administration. Apply, appeal and check your case only on ssa.gov.

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Social Security field office · code 642

Hattiesburg, MS Social Security Office

The Social Security office in Hattiesburg is at 1911 Broadway Dr, Hattiesburg, MS 39402. Phone: (866) 331-2186. Hours: Monday to Friday, 9:00 AM - 4:00 PM. If you appeal a disability decision, your hearing goes to the Hattiesburg hearing office (about 7.9 months on average).

Address, phone and office hours

Address1911 Broadway Dr
Hattiesburg, MS 39402
Phone(866) 331-2186
Fax(833) 950-3797
Monday9:00 AM - 4:00 PM
Tuesday9:00 AM - 4:00 PM
Wednesday9:00 AM - 4:00 PM
Thursday9:00 AM - 4:00 PM
Friday9:00 AM - 4:00 PM
Saturday–SundayClosed
SSA office code642

Address, phone and hours from SSA's official field office file. Offices close on federal holidays.

Appealing a disability decision from the Hattiesburg office

SSA lists the Hattiesburg field office among the offices served by the Hattiesburg Hearing Office. That is where an administrative law judge will hear your case if your claim is denied at reconsideration.

Hearing officeHattiesburg, MS(866) 348-5831 Ext. 21110
Average processing time7.9 mo239 days · national 8.6 mo
Approval rate at hearings50%FY 2026 · national 58%

Before the hearing, the medical decision is made by Mississippi Disability Determination Services. Read how to appeal a denial (60-day deadline) and what happens at the hearing.

What you can do at this office

  • Apply for retirement, disability (SSDI), SSI, survivors and spouse benefits. Social Security card applications too.
  • Replace a Social Security card or update your name.
  • Request a reconsideration or a hearing if your claim was denied (forms).
  • Report changes that affect your benefits and get benefit verification letters.

Many of these services can be done online at ssa.gov or by calling 1-800-772-1213. See how to schedule an appointment.

Frequently asked questions

What is the phone number of the Hattiesburg Social Security office?

The Hattiesburg, MS Social Security office phone number is (866) 331-2186 and its fax is (833) 950-3797. SSA's national line is 1-800-772-1213.

What are the hours of the Hattiesburg Social Security office?

Monday to Friday, 9:00 AM - 4:00 PM, according to SSA. It is closed on weekends and federal holidays.

Where is the Social Security office in Hattiesburg?

1911 Broadway Dr, Hattiesburg, MS 39402.

Where are disability appeal hearings held for the Hattiesburg office?

SSA lists the Hattiesburg field office among those served by the Hattiesburg Hearing Office (Hattiesburg, MS). Its average processing time is about 7.9 months.

Do I need an appointment?

SSA says that if you need in-person help, you must make an appointment to visit a local office. Call the office or 1-800-772-1213 (8:00 a.m. to 7:00 p.m. local time, Monday to Friday). Many services are also available online at ssa.gov.