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

IRS Maryland Customer Service Number, Internal Revenue Service Maryland 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 Maryland and their cities.

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

IRS Maryland Customer Service Contact Details

Below, we are furnished the contact information of IRS Maryland customer service help teams. You can also get the details of IRS Maryland 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) Maryland can use the various contact modes we are sharing in this article below.

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

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CityOffice AddressWorking HoursPhone*
Annapolis190 Admiral Cochrane Dr. Annapolis, MD 21401Monday-Friday – 9:00 a.m.- 4:30 p.m.
(Closed for lunch 12:30 p.m. – 1:30 p.m.) **This office is closed 2/29-3/3, 3/7-3/10, 3/14-3/17, 3/21- 3/24 & 3-28-3/31**
(410) 224-5000
Baltimore31 Hopkins Plaza
Baltimore, MD 21201
Monday-Friday – 8:30 a.m.- 4:30 p.m.(443) 853-5660
Frederick 201 Thomas- Johnson Dr. Frederick, MD 21702Monday-Friday – 9:00 a.m.- 4:30 p.m.
(Closed for lunch 1:00 p.m. – 2:00 p.m.)
(301) 228-2838
Hagerstown 1260 Maryland Ave. Hagerstown, MD 21740Monday-Friday – 8:30 a.m.- 4:30 p.m.
(Closed for lunch 12:30 p.m. – 1:30 p.m.)
(240) 382-6925
Landover 8401 Corporate Dr.
Landover, MD 20785
Monday-Friday – 8:30 a.m.- 4:30 p.m.(240) 613-7952
LaVale 14701 National Highway  LaVale, MD 21502Monday-Friday – 9:00 a.m.- 2:00 p.m.(301) 729-6397
Rockville 6010 Executive Blvd
Ste 100, Rm 103
Rockville, MD 20852
Monday-Friday – 8:30 a.m.- 4:30 p.m.(240) 613-8976
Salisbury 601 East Naylor Mill Road,
Unit C Salisbury, MD 21804
Monday-Friday – 8:30 a.m.- 4:30 p.m.(410) 831-6200


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Internal Revenue Service Maryland 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 Maryland 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 (Maryland & Maryland follow Pacific Time)

IRS Maryland Customer Service Email ID: Click here


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IRS Corporate Headquarters Office Address:

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


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Useful Links of IRS Maryland Customer 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 Maryland customer service representatives, kindly you can contact to the your local customer service support by following the above mentioned IRS Maryland customer 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:

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