678 area code is a telephone area code in the North American Numbering Plan (NANP) for the Atlanta metropolitan area, Georgia in the United States. The area code was created in 1998.
| Area Code | 678 |
|---|---|
| Major City | Atlanta |
| Service Date | 01/06/1998 |
| Time Zone | Eastern |
| Overlay Complex | 404/470/678/770/943 |
| Location | Georgia (GA) |
| Country | United States |
Some of the cities served by area code 678 include Atlanta, Sandy Springs, Roswell, Johns Creek, Alpharetta, Marietta, Smyrna, Dunwoody, North Atlanta and more.
| Area code | City/Town | County |
|---|---|---|
| 678 | Acworth | Cherokee |
| 678 | Adairsville | Bartow |
| 678 | Alpharetta | Fulton |
| 678 | Aragon | Polk |
| 678 | Atlanta | Fulton |
| 678 | Atlanta Metro Area | Dekalb |
| 678 | Auburn | Barrow |
| 678 | Austell | Cobb |
| 678 | Avondale Estates | Dekalb |
| 678 | Ball Ground | Cherokee |
| 678 | Barnesville | Lamar |
| 678 | Bethlehem | Barrow |
| 678 | Bogart | Oconee |
| 678 | Bowdon | Carroll |
| 678 | Bowdon Junction | Carroll |
| 678 | Bremen | Haralson |
| 678 | Brookhaven | DeKalb |
| 678 | Brooks | Fayette |
| 678 | Buchanan | Haralson |
| 678 | Buford | Gwinnett |
| 678 | Candler-McAfee | Dekalb |
| 678 | Canton | Cherokee |
| 678 | Carrollton | Carroll |
| 678 | Cartersville | Bartow |
| 678 | Cassville | Bartow |
| 678 | Cedartown | Polk |
| 678 | Chestnut Mountain | Hall |
| 678 | Clarkdale | Cobb |
| 678 | Clarkston | Dekalb |
| 678 | Clermont | Hall |
| 678 | Concord | Pike |
| 678 | Conley | Clayton |
| 678 | Conyers | Rockdale |
| 678 | Covington | Newton |
| 678 | Cumming | Forsyth |
| 678 | Dacula | Gwinnett |
| 678 | Dallas | Paulding |
| 678 | Decatur | Dekalb |
| 678 | Douglasville | Douglas |
| 678 | Duluth | Gwinnett |
| 678 | Dunwoody | DeKalb |
| 678 | Ellenwood | Dekalb |
| 678 | Emerson | Bartow |
| 678 | Esom Hill | Polk |
| 678 | Experiment | Spalding |
| 678 | Fairburn | Fulton |
| 678 | Fayetteville | Fayette |
| 678 | Felton | Haralson |
| 678 | Flovilla | Butts |
| 678 | Flowery Branch | Hall |
| 678 | Forest Park | Clayton |
| 678 | Gainesville | Hall |
| 678 | Gillsville | Hall |
| 678 | Good Hope | Walton |
| 678 | Grantville | Coweta |
| 678 | Grayson | Gwinnett |
| 678 | Griffin | Spalding |
| 678 | Hampton | Henry |
| 678 | Haralson | Coweta |
| 678 | Hiram | Paulding |
| 678 | Holly Springs | Cherokee |
| 678 | Jackson | Butts |
| 678 | Jenkinsburg | Butts |
| 678 | Jersey | Walton |
| 678 | Johns Creek | Fulton |
| 678 | Jonesboro | Clayton |
| 678 | Kennesaw | Cobb |
| 678 | Kingston | Bartow |
| 678 | Lawrenceville | Gwinnett |
| 678 | Lebanon | Cherokee |
| 678 | Lilburn | Gwinnett |
| 678 | Lithia Springs | Douglas |
| 678 | Lithonia | Dekalb |
| 678 | Locust Grove | Henry |
| 678 | Loganville | Walton |
| 678 | Lovejoy | Clayton |
| 678 | Lula | Hall |
| 678 | Luthersville | Meriwether |
| 678 | Mableton | Cobb |
| 678 | Mansfield | Jasper |
| 678 | Marble Hill | Pickens |
| 678 | Marietta | Cobb |
| 678 | McDonough | Henry |
| 678 | Meansville | Pike |
| 678 | Milner | Lamar |
| 678 | Molena | Pike |
| 678 | Monroe | Walton |
| 678 | Moreland | Coweta |
| 678 | Morrow | Clayton |
| 678 | Mount Zion | Carroll |
| 678 | Murrayville | Hall |
| 678 | Nelson | Cherokee |
| 678 | Newborn | Newton |
| 678 | Newnan | Coweta |
| 678 | Norcross | Gwinnett |
| 678 | North Metro | Gwinnett |
| 678 | Oakwood | Hall |
| 678 | Orchard Hill | Spalding |
| 678 | Oxford | Newton |
| 678 | Palmetto | Fulton |
| 678 | Peachtree City | Fayette |
| 678 | Peachtree Corners | Gwinnett |
| 678 | Pine Lake | Dekalb |
| 678 | Porterdale | Newton |
| 678 | Powder Springs | Cobb |
| 678 | Red Oak | Fulton |
| 678 | Redan | Dekalb |
| 678 | Rex | Clayton |
| 678 | Riverdale | Clayton |
| 678 | Rockmart | Polk |
| 678 | Roopville | Carroll |
| 678 | Roswell | Fulton |
| 678 | Rydal | Bartow |
| 678 | Sandy Springs | Fulton |
| 678 | Sargent | Coweta |
| 678 | Scottdale | Dekalb |
| 678 | Senoia | Coweta |
| 678 | Sharpsburg | Coweta |
| 678 | Smyrna | Cobb |
| 678 | Snellville | Gwinnett |
| 678 | Social Circle | Walton |
| 678 | Statham | Barrow |
| 678 | Stockbridge | Henry |
| 678 | Stone Mountain | Dekalb |
| 678 | Sunny Side | Spalding |
| 678 | Suwanee | Gwinnett |
| 678 | Tallapoosa | Haralson |
| 678 | Tate | Pickens |
| 678 | Taylorsville | Bartow |
| 678 | Temple | Carroll |
| 678 | Tucker | Dekalb |
| 678 | Turin | Coweta |
| 678 | Tyrone | Fayette |
| 678 | Union City | Fulton |
| 678 | Villa Rica | Carroll |
| 678 | Waco | Haralson |
| 678 | Waleska | Cherokee |
| 678 | White | Bartow |
| 678 | Whitesburg | Carroll |
| 678 | Williamson | Pike |
| 678 | Winder | Barrow |
| 678 | Winston | Douglas |
| 678 | Woodstock | Cherokee |