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Call 311 To Get It Done!
Visit montgomerycountymd.gov/311
For Emergency: 911 | Out of County: 240-777-0311

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All Services

Maryland Relay or TTY
The TTY number for MC311 is 301.251.4850 and the number for MD Relay is either 711 or the toll free/out of state number is 1.800.735.2258.


To speak with a Customer Service Representative, please call 311 during business hours.