Cumberland, MD 21502
Serves: Allegany County
Hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
Visiting: Walk-in hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
Maryland Child Support Office Locations
Maryland has 25 child support offices. Find the one for your county below, or check the official Maryland office directory.
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All Maryland child support offices
Not sure which office is yours? Call Maryland child support at (800) 332-6347.
Questions and updates for any case can go to the DHS hotline at 1-800-332-6347. Automated case and payment information is at 1-844-324-3855. Walk-in hours vary by county.
Cumberland, MD 21502
Annapolis, MD 21401
Serves: Anne Arundel County
Hours: Customer service walk-in: Monday to Thursday, 8:30 a.m. to 3:30 p.m. Payment window: Monday to Friday, 8:30 a.m. to 3:30 p.m.
Visiting: Customer service walk-in hours Monday to Thursday, 8:30 a.m. to 3:30 p.m.
- Payment window
- Fax
- (410) 222-2804
- DHS_CSAformsubmission.annearundel@maryland.gov
Drop box at the entrance for documents only.
Baltimore, MD 21218
Serves: Baltimore City
Hours: Monday to Thursday, 8:00 a.m. to 5:00 p.m.; Friday, 8:00 a.m. to 7:00 p.m.
Drop box at the entrance for documents only.
2401 Liberty Heights Avenue, Suite 4645
Baltimore, MD 21215
Serves: Baltimore City
Hours: Monday, Tuesday, Thursday and Friday, 8:00 a.m. to 5:00 p.m.; Wednesday, 8:00 a.m. to 7:00 p.m.; second Saturday of the month, 8:00 a.m. to 12:00 p.m.
Drop box at the entrance for documents only.
Hunt Valley, MD 21031
Serves: Baltimore County
Hours: 8:30 a.m. to 3:30 p.m. (payment window 8:30 a.m. to 3:30 p.m.)
Visiting: Applications may be requested by mail, phone or in person.
- Applications
- Payment window
A $15 application fee is required.
200 Duke Street
Prince Frederick, MD 20678
Serves: Calvert County
- Fax
- (443) 550-6985
- DHS_CSAformsubmission.calvert@maryland.gov
Denton, MD 21629
Mail: P.O. Box 400, Denton, MD 21629
Serves: Caroline County
Westminster, MD 21157
Serves: Carroll County
Elkton, MD 21921
Mail: P.O. Box 1160, Elkton, MD 21922
Serves: Cecil County
Hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
La Plata, MD 20646
Serves: Charles County
Cambridge, MD 21613
Serves: Dorchester County
Hours: Monday to Friday, 8:00 a.m. to 4:00 p.m.
Frederick, MD 21701
Mail: P.O. Box 237, Frederick, MD 21705
Serves: Frederick County
Oakland, MD 21550
Serves: Garrett County
Hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
Bel Air, MD 21014
Serves: Harford County
Columbia, MD 21046
Serves: Howard County
Hours: Monday to Thursday, 9:00 a.m. to 3:00 p.m.; Friday, 9:00 a.m. to 3:00 p.m. (payments only)
- Payments accepted
- Fax
- (410) 872-4305
- hoco.child_support@maryland.gov
Fridays are for payments only.
Chestertown, MD 21620
Serves: Kent County
Hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
Rockville, MD 20850
Mail: 51 Monroe Street, Suite 811, Rockville, MD 20850
Serves: Montgomery County
Hours: Monday to Friday, 8:00 a.m. to 3:00 p.m. (pay window 8:00 a.m. to 3:00 p.m.)
Visiting: Customer service is on the 9th floor.
- Payment window
Temple Hills, MD 20748
Serves: Prince George's County
Hours: Monday to Friday, 9:00 a.m. to 3:00 p.m. (Friday is payments only)
- Payment kiosk
Drop box at the entrance for documents only.
Centreville, MD 21617
Serves: Queen Anne's County
Hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
Visiting: Walk-in hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
- Fax
- (410) 758-8132
- DHS_CSAformsubmission.queenanne@maryland.gov
Princess Anne, MD 21853
Mail: P.O. Box 369, Princess Anne, MD 21853
Serves: Somerset County
Hours: 8:00 a.m. to 5:00 p.m.
23110 Leonard Hall Drive
Leonardtown, MD 20650
Mail: P.O. Box 509, Leonardtown, MD 20650
Serves: St. Mary's County
Hours: Monday to Friday, 8:00 a.m. to 5:00 p.m.
Visiting: Walk-in hours: Monday to Friday, 8:30 a.m. to 4:30 p.m.
Easton, MD 21601
Serves: Talbot County
Hours: Monday to Friday, 8:00 a.m. to 5:00 p.m.
- Fax
- (410) 820-7117
- DHS_CSAformsubmission.talbot@maryland.gov
Hagerstown, MD 21740
Serves: Washington County
- Fax
- (240) 420-2112
- washingtoncounty.childsupport@maryland.gov
Salisbury, MD 21801
Serves: Wicomico County
Hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
Snow Hill, MD 21863
Serves: Worcester County
Hours: Monday to Friday, 8:00 a.m. to 4:30 p.m.
Which Maryland child support office handles my case?
Each office serves specific counties. Search for yours above to find its office.If you are not sure where your case is handled, call (800) 332-6347 and they can point you to the right office.
Do I need to visit an office in person?
Usually not. Most questions can be handled by phone or online, and many offices see visitors by appointment. Call ahead before visiting to confirm hours and whether you need an appointment.
How do I contact Maryland child support?
Run by Department of Human Services, Child Support Administration (CSA)
Your case online
Questions about your case or opening a case
- Child Support Customer Care Center: (800) 332-6347
- Maryland Relay (TTY): (800) 735-2258
- Local child support offices
- CSA Executive Director (unresolved concerns)
Questions about payments
- Pay online (SDU)
- Way2Go card website
- State Disbursement Unit: (855) 853-8289
- Pay by phone (credit or debit card): (844) 324-3855
- Way2Go card: (844) 768-0043
Our Maryland child support guide covers payments, checking your case, and more.
Office details come from official Maryland government sources (dhs.maryland.gov) and were last checked October 18, 2026. Each office links to its official listing. Sunny Child Support is not affiliated with any government agency.