Area Code 380
Area Code 380 is in Ohio
(740 and 220) - (330 and 234)
(614 and 380) - (419 and 567)
Area Code 380 History:
Area code 380 was put into service as an overlay of area code 614. Effective 01/30/2016 ten digit dialing (area code + seven digit number) became mandatory in the 614/380 overlay because two different homes in the same geographic area can have the same seven digit phone number but each would have a different area code.
Counties in Ohio within area code 380 include:
Delaware County, Fairfield County, Franklin County, Madison County, and Pickaway County.
Major cities or places in Ohio within area code 380 include:
Area code 380 will serve the Columbus metropolitan area in central Ohio including the larger cities and communities of Dublin, Gahanna, Grove City, Hilliard, Reynoldsburg, Upper Arlington, and Westerville in addition to many smaller communities within the area code 380 service area.