CareSource is a nonprofit that began as a managed health care plan serving Medicaid members in Ohio. Today, it provides public health care programs including Medicaid, Medicare, and Marketplace. The company is headquartered in Dayton, Ohio. It is the largest Medicaid plan in Ohio and second largest in the United States.
The 313 area code is registered in Michigan. 87.57% of phone numbers within the 313 area code are registered as residential/consumer phone numbers, and 12.43% are registered as commercial/business phone numbers.
Area code 740 serves central and southeastern Ohio including the larger cities and communities of Athens, Chillicothe, Delaware, Lancaster, Marion, Mount Vernon, Newark, Portsmouth, Washington Court House and Zanesville in addition to many smaller communities within the area code 740 service area.rea code 740 was put into service. Area code 740 was created from a split of area code 614. Area code 220 was put into service as an overlay of area code 740 on April 22, 2015.