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.

Home › Illinois › Hillside › 230 North Mannheim Rd

Social Security field office · code 503

Hillside, IL Social Security Office

The Social Security office in Hillside is at 230 North Mannheim Rd, Hillside, IL 60162. Phone: (866) 964-6290. Hours: Monday to Friday, 9:00 AM - 4:00 PM. If you appeal a disability decision, your hearing goes to the Oak Brook hearing office (about 8.8 months on average).

Address, phone and office hours

Address230 North Mannheim Rd
Hillside, IL 60162
Phone(866) 964-6290
Fax(833) 950-3099
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 code503

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

Appealing a disability decision from the Hillside office

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

Hearing officeOak Brook, IL(866) 964-7344
Average processing time8.8 mo266 days · national 8.6 mo
Approval rate at hearings60%FY 2026 · national 58%

Before the hearing, the medical decision is made by Bureau of Disability 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 Hillside Social Security office?

The Hillside, IL Social Security office phone number is (866) 964-6290 and its fax is (833) 950-3099. SSA's national line is 1-800-772-1213.

What are the hours of the Hillside 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 Hillside?

230 North Mannheim Rd, Hillside, IL 60162.

Where are disability appeal hearings held for the Hillside office?

SSA lists the Hillside field office among those served by the Oak Brook Hearing Office (Oak Brook, IL). Its average processing time is about 8.8 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.