出典:Wikipedia
出典:『Wikipedia』 (2010/12/14 14:12 UTC 版)
Area code 478 is a telephone area code serving the state of Georgia, in the United States. It covers Macon and Middle Georgia (Warner Robins, Swainsboro, Wadley, Milledgeville, Hawkinsville, Eastman, Cochran, Dublin, Perry). It was formerly part of Area code 912. The new area code, along with Area code 229 (for Southwestern Georgia), began effective August 1, 2000 and ran through August 1, 2001 .