Maryland Department of Transportation State Highway Administration

County Roads Department Frequently Requested Phone Numbers

CountyPhone Number Website Address
Allegany County1-301-777-5955 Link
Anne Arundel County1-410-222-7940 Link​
Baltimore City311 or
410-396-6802		 Link
Baltimore County1-410-887-3560 Link
Calvert County1-410-535-0905 Link
Caroline County1-410-479-0520 Link
Carroll County1-410-386-6717 Link
Cecil County1-410-996-6270 Link
Charles County1-301-932-3450 Link
Dorchester County1-410-228-2920 Link
Frederick County1-301-600-1564 Link
Garrett County1-301-334-7488 Link
Harford County1-410-638-3532 Link
Howard County1-410-313-7450 Link
Kent County1-410-778-4252 Link
Montgomery County311 or
240-777-0311		 Link
Prince George's County311 or 1-301-499-8531 Link
Queen Anne's County 1-410-758-0920 Link
St. Mary's County311 or 1-301-475-4200 Link
Somerset County1-410-651-1930 Link
Talbot County1-410-770-8150 Link
Washington County 1-240-313-2720 Link
Wicomico County1-410-548-4872 Link
Worcester County1-410-632-1315 Link

The Maryland State Highway Administration (MDOT SHA) owns and maintains non-toll, numbered roads (Interstate, U.S. and Maryland roads, represented, for example, as I-495, US 1 and MD 100) in Maryland's 23 counties. MDOT SHA does not maintain any Baltimore City or county/municipal roads.

Click HERE to report an issue on an MDOT SHA road.

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707 North Calvert Street, Baltimore, MD 21202-3601
Main Business Line: 410-545-0300 | 1-800-323-6742
For emergencies, call MDOT SHA's Statewide Operations Center at 410-582-5650