Area Code 283

Area Code 283 History:

04/28/2023

Area code 283 was put into service as an all services overlay of area code 513. Ten digit dialing (area code + seven digit number) is necessary in the 283/513 overlay because 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 officially within area code 283 include:

Brown County, Butler County, Clermont County, Hamilton County, and Warren County.

Major cities or places in Ohio officially within area code 283 include:

Area code 283 serves southwestern Ohio including the larger cities and communities of Cincinnati, Fairfield, Hamilton, Mason, Middletown, Norwood, Oxford in addition to many smaller communities.