Area code 443 serves a vibrant region in Maryland, including the major city of Columbia. Known for its diverse community and thriving local economy, Columbia offers a supportive environment for businesses to grow. By choosing a 443 area code, business owners can establish a strong local presence, fostering trust and accessibility among residents. This area code connects you to a network of opportunities within a region that values innovation and collaboration. With Columbia's strategic location between Baltimore and Washington, D.C., businesses benefit from unparalleled access to major markets, making area code 443 a smart choice for entrepreneurs aiming for growth.