IRS Business Accounts Phone Number #6: 800-829-0115
Main IRS Phone Number

IRS Business Accounts

800-829-0115
3 mins average waitavoid wait
Call center hours
Mon-Fri 8am-8pm EST
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Input SS or TAX id #. Call this number for the IRS business line.
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Tap or click here to call (800-829-0115); Input SS or TAX id #. Call this number for the IRS business line.
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