Calvert County Child Support Administration
Prince Frederick, Maryland
The Calvert County Child Support Administration is at 200 Duke Street, Prince Frederick, MD 20678. Call Child Support Administration, Maryland Department of Human Services at (800) 332-6347, the statewide line. It serves Calvert County.
How do I contact this office?
Goldstein District Court/Multi Service Center200 Duke Street
Prince Frederick, MD 20678
- Phone
- (800) 332-6347 (statewide line)
- TTY
- (800) 735-2258
- Hours
- 8:00 a.m. to 4:30 p.m.
- Before you go
- 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.
- DHS_CSAformsubmission.calvert@maryland.gov
- Fax
- (443) 550-6985
- Official page
- Office page
Hours shown are the lobby hours DHS lists for the Calvert County DSS building at the same address.
Is this my office?
This office serves Calvert County.
Not your area? See every Maryland child support office.
Can I handle this without going in?
Often, yes. Many requests don't need a visit:
- Check your case and payments online in MarylandBenefits.
- Pay online, by phone, or by mail: see every way to pay child support in Maryland.
- Ask about your case by phone at (800) 332-6347.
Going in person? Read "Before you go" above, and call first if you can.
Other child support offices near Prince Frederick
- St. Mary's County Child Support Administration Leonardtown · 16 miles away
- Charles County Child Support Administration La Plata · 21 miles away
- Prince George's County Child Support Administration Temple Hills · 28 miles away
More help with Maryland child support
Office details come from the official Maryland office listing, checked October 24, 2026. Sunny Child Support is not affiliated with Child Support Administration, Maryland Department of Human Services. Spot a mistake? Tell us.