For information on resources for businesses, including starting and growing a business, and assistance with licensing and permits, please visit the Montgomery County Business Center website by clicking on the first link below. You may contact us by email at: [email protected]. or you may submit an online form with your request to the office. See second link below. For any other question please contact the MC311 Contact Center by dialing: 311, between the hours of 7:00 AM and 7:00 PM, Monday through Friday. If you are calling from outside Montgomery County, dial: 240.777.0311.