The area code 667 is located in Baltimore, Maryland.
Area code 667 serves the vibrant city of Baltimore, Maryland, and its surrounding regions. Established in 2010, this overlay area code was introduced to meet the growing demand for phone numbers in the area. Notable landmarks in this region include the Baltimore Inner Harbor, Fort McHenry, and Johns Hopkins University.
Key cities include:
Did you know that Baltimore is known as the "City of Firsts"? It was the birthplace of numerous innovations, including the first public school system in the U.S. and the first telegraph line. Whether you’re exploring historic neighborhoods or enjoying fresh crab cakes, area code 667 connects you to the heart of Maryland’s cultural scene!