Its headquarters is the Ohio Bell Building at 750 Huron Road, Cleveland, Ohio, and formerly had a secondary headquarters at 150 East Gay Street, Columbus, Ohio, now the Continental Center.

Ohio Bell is not affiliated with Cincinnati Bell, which serves Cincinnati, Ohio and other surrounding communities.

The Ohio Bell name continued to be used until January 1993, when Ameritech dropped all of its individual Bell Operating Company names in favor of its corporate name for marketing purposes; Ohio Bell then began doing business as Ameritech Ohio.

On January 15, 2006, after SBC's acquisition of AT&T,[2][3] Ohio Bell's trade name was changed, again, to AT&T Ohio, a name which it continues to use today.

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