You need to contact the IRS.
Please see this answer from DDollar:
Before you call, make sure you know or have the following information handy:
- Social Security cards and birth dates for those who were on the return you are calling about
- An Individual Taxpayer Identification Number (ITIN) letter if you don’t have a Social Security number (SSN)
- Filing status – Single, Head of Household, Married Filing Joint or Married Filing Separate
- Your prior-year tax return. We may need to verify your identity before answering certain questions
- A copy of the tax return you’re calling about
- Any letters or notices we sent you
IRS phone numbers
Customer service representatives are available Monday through Friday, 7 a.m. to 7 p.m. local time, unless otherwise noted. Residents of Alaska and Hawaii follow Pacific time. Puerto Rico phone lines are open 8 a.m. to 8 p.m. local time.
Individuals:
800-829-1040
Businesses:
800-829-4933
People with hearing impairments:
800-829-4059 (TDD) See Tax Topic 102.
Exempt organizations, retirement plan administrators, and government:
877-829-5500 (Monday through Friday, 8 a.m. to 5 p.m. local time)
Estate and gift:
866-699-4083 (Monday through Friday, 8 a.m. to 4 p.m. Eastern time; Forms 706 United States Estate (and Generation-Skipping Transfer) Tax Return and 709, United States Gift (and Generation-Skipping Transfer) Tax Return only)
Excise tax function:
866-699-4096 (Monday through Friday, 8 a.m. to 6 p.m. Eastern time)
If you live outside the United States
Hours of availability vary by location. Please see our International Services page.
Face-to-face assistance
In certain areas, the IRS has local offices you may visit to receive assistance. All offices operate by appointment.
