Local Phone Numbers
Maryland
443 Area Code
Want to build trust with customers in Baltimore or Annapolis? A phone number with a 443 area code gives your business a strong local presence across central Maryland without the overhead of opening a physical office. DialLink helps SMBs and startups get set up in minutes with a local 443 phone number and a full-featured AI-powered cloud phone system built for growth.
The 443 area code covers Baltimore, Columbia, and many communities in central Maryland. It was introduced as an overlay for the 410 area code to support growing demand for phone numbers in the region. A 443 area code number helps your business connect like a local in a trusted and familiar area whether you’re a native Maryland company or just expanding into the state. From healthcare and legal services to ecommerce and home improvement, a 443 phone number builds instant credibility and improves answer rates across Maryland.
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Whether you're based in Maryland or simply want to break into the market, DialLink's numbers help your business sound local, feel accessible, and stay organized.
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The 443 area code is a Maryland-based overlay code that covers the same region as the original 410 area code, including Baltimore, Columbia, Annapolis, and surrounding areas.
Area code 443 serves cities like Baltimore, Columbia, Glen Burnie, Ellicott City, Towson, and Annapolis in central Maryland.
The 443 area code was introduced as an overlay for the 410 area code due to high demand for new numbers. Both area codes now cover the same geographic region.
An overlay area code is added to the same geographic area as an existing one, allowing more phone numbers to be issued without changing anyone’s existing number.
Maryland has several area codes, including 301, 240, 410, 443, and 667. These serve different regions throughout the state, with some functioning as overlays to accommodate growing demand.
Start today with DialLink's AI-powered cloud phone system and secure your local number. Project professionalism, build trust, and scale your customer communications with ease.