Local Phone Numbers
Maryland
240 Area Code
240 Area Code
Get a Maryland Local Phone Number with DialLink

Want to connect with customers and clients in Maryland? A 240 area code gives your business an instant local identity, signaling trust and accessibility. Serving much of central and western Maryland, including cities around Washington, D.C., this area code helps you tap into a vibrant and diverse customer base.
With DialLink, startups and SMBs can secure a local Maryland phone number supported by our AI-powered cloud phone system. You’ll project a professional image, automate routine interactions, and manage all communications in one place without the cost or complexity of traditional setups.
The 240 area code covers major portions of Maryland, including Montgomery, Frederick, and Prince George’s counties. This region blends suburban communities, business hubs, and access to Washington, D.C., making it a valuable location for companies of all sizes.
Whether you’re reaching out to local families, serving federal contractors, or supporting regional businesses, a 240 area code number helps you build stronger connections and improve answer rates.
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The 240 area code is assigned to Maryland, serving parts of the Washington, D.C. metropolitan area and nearby counties.
The 240 area code doesn’t belong to a single city. It covers areas in and around Montgomery, Frederick, and Prince George’s counties, including suburbs of Washington, D.C.
Area code 240 is located in Maryland, primarily in the state’s central and western regions.
There are over 300 active area codes in the United States, with new ones added as demand grows.