COVID-19 Coronavirus Updates and Guidance

The County is taking a number of actions to keep residents safe and minimize the spread of COVID-19. Find status information for County operations and services.

Telephone Referral Guide

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Find Baltimore County government telephone numbers listed alphabetically by service or topic. Unless otherwise stated, include the area code 410, and the prefix 887 to the four-digit telephone extension listed.

Subject	Phone	Agency
Mail Service, Inter-office	2094	Public Works
Mail Service, U.S. Mail	2612	Budget
Mail Stop Number Assignment	2094	Public Works
Maintenance Contracts	3861	Public Works
Mammography, Grant Funded	3432	Health
Manhole Covers, Loose or Missing	7415	Public Works
Maps, Census tracts	3521	Planning
Maps, Flood Plain – Engineering Records	3758	Public Works
Maps, Zoning	3391	Permits
Marriage License	2607	Clerk of the Court
Marshy Point Nature Center	2817	Recreation
Maryland Children's Health Program	410-821-WELL	Health
Master Plan	3211	Planning
Maternal and Child Health	3725	Health
MCHP Outreach	0450	Health
Media Information, Baltimore County Government	2470	Office of Communications
Media Information, Police Department	2210	Police
Media Inquiries, Fire Department	4520	Fire
Medical Assistance/Applications, Catonsville	410-853-3450	Social Services
Medical Assistance/Applications, Dundalk	410-853-3400	Social Services
Medical Assistance/Applications, Essex	410-853-3800	Social Services
Medical Assistance/Applications, Reisterstown	410-853-3010	Social Services
Medical Assistance/Applications, Towson	410-853-3340	Social Services
Medical Social Work	5918	Health
Memorandum of Understandings, Interpretation	3190	Administrative
Mental Health Administrative Office	2731	Health
Mental Health Referral Line, 24 hour access	1-800-888-1965	Health
Mental Illness Screening, Nursing homes	2754	Health
Metropolitan District, Finance Billing	2423	Public Works
Metropolitan District, Petition for Extension	2423	Public Works
Miami Beach	3780	Recreation
Microwave Radiation	410-631-3300	Maryland
Middle River Satellite Shop, E.M.	0306	Public Works
Minority Business Enterprise	3407	Administrative
Mowing, Roadside	3560	Public Works