Area Code 678

Atlanta, Georgia · EST/EDT (UTC-5) · United States

Area Code
678
City
Atlanta, GA
Time Zone
EST/EDT
UTC Offset
UTC-5 / UTC-4 DST
DST
Observed
Introduced
2000

Where Is Area Code 678?

Atlanta metro overlay — Marietta, Alpharetta, Decatur, Sandy Springs

Atlanta metro overlay for 404/770. 555K combined monthly search volume.

Major Cities & Neighborhoods
MariettaAlpharettaSandy SpringsRoswellJohns Creek

Time Zone for Area Code 678

Standard Time
EST (UTC-5)
Daylight Time
EDT (UTC-4)
DST 2026 Start
March 8, 2026
DST 2026 End
November 1, 2026
Country
United States
IANA Zone
America/New_York

Frequently Asked Questions

Where is area code 678?

Area code 678 is located in Atlanta, Georgia (United States). It covers Atlanta metro overlay — Marietta, Alpharetta, Decatur, Sandy Springs.

What time zone is area code 678 in?

Area code 678 (Atlanta, Georgia) is in the EST/EDT time zone. Standard time is UTC-5 and UTC-4 during Daylight Saving Time.

Is area code 678 a scam?

Area code 678 is a legitimate NANPA-assigned code serving Atlanta, Georgia. However, scammers can spoof any area code. If you receive an unexpected call from (678), verify the caller before sharing personal information.

What time is it in area code 678 right now?

Area code 678 follows EST/EDT (UTC-5). See the live clock at whattime.city/atlanta/ for the exact current time in Atlanta.

When was area code 678 introduced?

Area code 678 was introduced in 2000. Atlanta metro overlay for 404/770. 555K combined monthly search volume.