Monday through Friday, 8:30am to 4:30pm, EST.

Address: 6230 Van Nuys Blvd Van Nuys CA 91401
Website: http://www.irs.gov/index.html
Hours:
  • Monday through Friday, 8:30am to 4:30pm.
Phones:
  • Service/Intake and Administration (818) 756-4607, Assistance for Individuals Service/Intake (800) 829-1040, Assistance for Businesses Service/Intake (800) 829-4933, Assistance for Exempt Organizations Service/Intake (877) 829-5500, Service/Intake (Voice