where is the 740 area code located
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.