Baltimore City Area Code List
Area Codes | Country | State | City | Time Zone | Operating |
---|---|---|---|---|---|
240 | US | Maryland - MD | Baltimore | Eastern | Details |
410 | US | Maryland - MD | Baltimore | Eastern | Details |
443 | US | Maryland - MD | Baltimore | Eastern | Details |
667 | US | Maryland - MD | Baltimore | Eastern | Details |
740 | US | Ohio - OH | Baltimore | Eastern | Details |