Contact the IRS or eFile.com Learn Your Options to Contact the IRS Via Phone or Online How and When to Best Contact the IRS: Call the IRS Via Phone; IRS Live Phone or Chat; Get Help Through the IRS'''' Online Support Options. Where''s My IRS Tax Refund? Know Your Tax Refund Status Use IRS “Where''s My Refund” tool to track tax refund status for your federal and state returns. Use our free tax calculators to enrich experience Contact the IRS: IRS Customer Service Phone Numbers and Hours Get direct assistance with IRS issues. Find IRS customer service phone numbers, hours of operation, and tips for reaching a live agent quickly. TurboTax® is a registered trademark of Intuit, Inc. H&R Block® is a registered trademark of HRB Innovations, Inc.