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Taxpayer Information Lines | IRS Taxpayer Assistance Center - Phoenix

4041 N Central Ave, Phoenix, AZ 85012-3330

All taxpayers, including small business owners and sole proprietors
Mon-Fri 7am-7pm Eastern Time appointment line Mon-Fri 8:30am-4:30pm, 2nd Sat 9am-4pm Feb-May local office by appointment only
844-545-5640

Voice - Toll-Free Appointment Line

https://www.irs.gov/uac/contact-my-local-office-in-arizona

English, Spanish

Call for appointment; must bring photo ID

None for information

Maricopa County, AZ

Description

Provides assistance to help people understand their tax responsibilities when they believe the issue can only be handled in-person. Includes setting up and making adjustments to installment payment plans, and working to resolve IRS account and notice problems. Issues Individual Taxpayer Identification Numbers (ITIN) for those not eligible for a Social Security number. Also issues certificates of tax compliance for alien departure permits. Accepts payments.

Last Assured

10/01/2025

Providing organization

IRS Taxpayer Assistance Center Phoenix

Provides assistance to help people understand their tax responsibilities when they believe the issue can only be handled in-person. Includes setting up and making adjustments to installment payment plans, and working to resolve IRS account and notice problems. Issues Individual Taxpayer Identification Numbers (ITIN) for those not eligible for a Social Security number. Also issues certificates of tax compliance for alien departure permits. Accepts payments.