| Topic |
Agency |
Contact |
| Mail Services (DC Government Facilities) | OPM | (202) 724-4400 |
| Main Production Television | OCT | (202) 671-0044 |
| Marriage License Information and Records | DCSC | (202) 879-4840 |
| Mass Transit Issues and Information | DPW | (202) 671-0537 |
| Mayor, Executive Office of the | EOM | (202) 727-2980 |
| Mayor's Citywide Call Center | OUC | 311 |
| Medicaid (General Information) | DHS | (202) 724-5506 |
| Medicaid Branch | DHS | (202) 724-5506 |
| Medicaid Eligibility | DHS | (202) 724-5506 |
| Medicaid Services (Payment Information) | DOH | (202) 698-2000 |
| Medical Assistance Administration | DOH | (202) 442-5988 |
| Medical Bill Project (Aging) | DCOA | (202) 724-5622 |
| Medical Reserve Corps (MRC) | DOH | (202) 671-0806 |
| Mental Health, Department of | DMH | (202) 673-7440 |
| Mental Health Access Hotline | DMH | (888) 793-4357 |
| Metro ID Cards for Riders With Disabilities | WMATA | (202) 962-1245 |
| Metro ID Cards for Senior Citizens | WMATA | (202) 637-7000 |
| Metro Service Disruptions, Elevator Outages | WMATA | (202) 962-1212 |
| Metro Suggestions, Commendations, Complaints | WMATA | (202) 962-1328 |
| Metro Transit, Police Department | WMATA | (202) 962-2121 |
| Metro, Bicycle | WMATA | (202) 962-1116 |
| Metro, Bus and Rail | WMATA | (202) 637-7000 |
| Metro, General Information | WMATA | (202) 962-1234 |
| MetroAccess | WMATA | (301) 562-5360 |
| MetroCheck, Smart Benefits | WMATA | (202) 962-6464 |
| Metropolitan Police Department | MPD | 311 |
| Metropolitan Police Department, 1st District | MPD | (202) 698-0555 |
| Metropolitan Police Department, 2nd District | MPD | (202) 715-7300 |
| Metropolitan Police Department, 3rd District | MPD | (202) 673-6815 |
| Metropolitan Police Department, 4th District | MPD | (202) 715-7400 |
| Metropolitan Police Department, 5th District | MPD | (202) 698-0150 |
| Metropolitan Police Department, 6th District | MPD | (202) 698-0880 |
| Metropolitan Police Department, 7th District | MPD | (202) 698-1500 |
| Metropolitan Washington Council of Governments | COG | (202) 962-3200 |
| Missing Children (Runaway Youth) | MPD | (202) 576-6768 |
| Morgue | DOH | (202) 698-9000 |
| Motion Picture and Television Development, Office of | MPTD | (202) 727-6608 |
| Motor Vehicle Information | DMV | (202) 727-5000 |
| Motor Vehicle Registration | DMV | (202) 727-5000 |
| Motor Vehicle Temporary Plates | DMV | (202) 727-5000 |
| Motor Vehicles, Department of | DMV | 311 |
| Motor Vehicles, Insurance Operations | DMV | (202) 727-5000 |
