Transportation Engineering · Montgomery County Department of Transportation · 240-777-7220 · Fax: 240-777-7277 · 100 Edison Park Dr · 4th Floor · Gaithersburg, Maryland 20878 · mcdot.dte.planning@montgomerycountymd.gov

For any MCDOT service requests, call 311. Outside the county, call 240-777-0311 or submit via the website.   For website issues, broken links or comments, please email us (does not handle service requests).