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IRS Delaware Customer Service Number, Internal Revenue Service Delaware Offices, Center Address, Hours, Phone Number

IRS Delaware Customer Service Number, Internal Revenue Service Delaware branch offices, addresses, customer service centers, locations, taxpayer centers, hours of operations, toll free helpline number, customer support number and email id with information like IRS application, inquiry, filing, payments, refunds, credits and deductions, help and resources, appointment information in Delaware and their cities.

Taxpayers who are looking IRS Delaware service phone number or toll free phone number of IRS Delaware, and Internal Revenue Service Delaware contact number, IRS Taxpayer Assistance Centers (TACs) in Delaware, etc. So, as this page we are sharing all contact information of IRS Delaware service department including Internal Revenue Service Delaware service office address, telephone number, fax number and official web page link.

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IRS Delaware Customer Service Contact Details

Below, we are furnished the contact information of IRS Delaware customer service help teams. You can also get the details of IRS Delaware office address, important contact numbers and enquiry numbers. The customers who want to share their complaints, suggestions, feedback and reviews with the IRS (Internal Revenue Service) Delaware can use the various contact modes we are sharing in this article below.

IRS Branch Offices and Taxpayer Assistance Centers (TACs) in Delaware:

IRS Dover, Delaware Office Location:
  • Address: 611 S. Dupont Hwy., Dover, DE 19901
  • Telephone Number: +1 (302) 678-2784
  • Days/Hours of Operations: Monday-Friday – 8:30 a.m.-4:30 p.m.
IRS Georgetown, Delaware Office Location:
  • Address: 21309 Berlin Rd. Unit 13, Georgetown, DE 19947
  • Telephone Number: +1 (302) 752-9200
  • Days/Hours of Operations: Monday-Friday – 8:30 a.m.-4:30 p.m.
IRS Wilmington, Delaware Office Location:
  • Address: 844 King St., Wilmington, DE 19801
  • Telephone Number: +1 (302) 573-6343
  • Days/Hours of Operations: Monday-Friday – 9:00 a.m.-4:30 p.m.
Internal Revenue Service Delaware e-help Desk Toll-Free Number:
  • 1-866-255-0654 (Within the United States)
  • 1-512-416-7750 (outside the United States)
  • e-help desk Hours of Operations: Monday thru Friday 6:30 AM – 6:00 PM Central Time
IRS Delaware Customer Service Phone Number:
  • 1-800-829-1040 toll free for Individuals
  • 1-800-829-4933 toll free for Businesses
  • 1-877-829-5500 toll free for Exempt Organizations
  • 1-877-829-5500 toll free for Retirement Plan Administrators
  • 1-877-829-5500 toll free for Government Entities
  • 1-800-829-4059 TDD Toll-Free for people with hearing impairments
  • Hours of Operation: Monday – Friday, 7 a.m. – 7 p.m. your local time (Delaware & Hawaii follow Pacific Time)

IRS Delaware Customer Service Email ID: Click here

IRS Corporate Headquarters Office Address:

Location: Internal Revenue Service Headquarters Building, 1111 Constitution Avenue, Northwest, Washington, District of Vermont, DC, United States.

Useful Links of IRS Delaware Service Support:

Click here for general help and support online

Click here to find local IRS Branch Offices

Click here to find Taxpayer Assistance Centers

Click here to get online Help and Resources

Click here to Contact your local Taxpayer Advocate

Click here to File Paper Tax Returns

If you are unable to connect with the IRS Delaware \service representatives, kindly you can contact to the your local \service support by following the above mentioned IRS Delaware \service, local office address, telephone numbers, fax numbers, email ids and more. You can also contact to the offices located in your city or can visit the customer service office directly, send an email, and write a letter. For further details we recommend you to visit the official website of IRS.

IRS Official Website:

1 comment on IRS Delaware Customer Service Number, Internal Revenue Service Delaware Offices, Center Address, Hours, Phone Number

  1. Dear Sir/Madam


    Ref; Apply for a EIN

    Just registered a C/Corporation -Integrated Industry Inc. Delaware , and wish to apply for EIN. The ,SS4 is done and try to find an email address as where to send it over at IRS /Delaware office.Please advice asap
    Hope to hear from you soon ,remain
    Yours sincerely
    John Didea CEO.Integrated Industry Inc.DE/USA .
    ph 61416287787 Gold Coast QLD.4217 Australi

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