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 174

Union, NJ Social Security Office

The Social Security office in Union is at 855 Lehigh Ave, Union, NJ 07083. Phone: (877) 803-6306. Hours: Monday to Friday, 9:00 AM - 4:00 PM. If you appeal a disability decision, your hearing goes to the Newark hearing office (about 10.0 months on average).

Address, phone and office hours

Address855 Lehigh Ave
Union, NJ 07083
Phone(877) 803-6306
Fax(833) 950-2978
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 code174

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

Appealing a disability decision from the Union office

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

Hearing officeNewark, NJ(877) 405-9798
Average processing time10.0 mo303 days · national 8.6 mo
Approval rate at hearings55%FY 2026 · national 58%

Before the hearing, the medical decision is made by Division of Disability Determinations. 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 Union Social Security office?

The Union, NJ Social Security office phone number is (877) 803-6306 and its fax is (833) 950-2978. SSA's national line is 1-800-772-1213.

What are the hours of the Union 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 Union?

855 Lehigh Ave, Union, NJ 07083.

Where are disability appeal hearings held for the Union office?

SSA lists the Union field office among those served by the Newark Hearing Office (Newark, NJ). Its average processing time is about 10.0 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.