🇺🇸 United States · Georgia

Area code 770

Area code 770 is a telephone area code in Georgia, United States, covering Alpharetta, Norcross, Marietta, Atlanta, Conyers, Roswell and more. Local time is UTC−5 (UTC−4 in summer). Numbers look like (770) 234-5678, or +1 770 234 5678 from abroad.

State: Georgia
Time zone: New York UTC−5 (UTC−4 in summer)
Local time now: –
Dial from abroad: +1 770

Places in area code 770

Cities and towns with telephone exchanges in the 770 area code, most exchanges first.

Alpharetta
Norcross
Marietta
Atlanta
Conyers
Roswell
Lawrenceville
Duluth
Tucker
Cumming
Jonesboro
Newnan
Cartersville
Carrollton
Griffin
McDonough
Douglasville
Woodstock
Snellville
Gainesville
Covington
Stone Mountain
Acworth
Canton

How to dial area code 770

Calling from	You dial
Inside the 770 area	770 234 5678 (10 digits)
Elsewhere in the US & Canada	1 770 234 5678
Any mobile phone, anywhere	+1 770 234 5678
UK, Europe, India and most countries	00 1 770 234 5678
Australia	0011 1 770 234 5678

Other area codes in Georgia

229 Albany, Valdosta 404 Atlanta, Decatur 470 Georgia 478 Macon, Warner Robins 678 Lawrenceville, Alpharetta 706 Augusta, Athens 762 Georgia 912 Savannah, Brunswick 943 Georgia

Area code 770: FAQ

Where is area code 770?

Area code 770 is in Georgia, United States and serves Alpharetta, Norcross, Marietta, Atlanta, Conyers, Roswell. and other places

What time zone is area code 770 in?

Area code 770 is in the America/New_York time zone (UTC−5 (UTC−4 in summer)).

How do I call a 770 number from outside the US and Canada?

Dial your exit code (00 in most countries, or + on a mobile), then 1, then 770 and the seven-digit number. Example: +1 770 234 5678.

Is a call from area code 770 a scam?

Area code 770 is a regular North American area code, but caller ID can be spoofed: scammers often show local-looking numbers. Do not call back unknown numbers that ask for money or personal data, and check the number with the phone number validator to see whether it is valid and whether it is a mobile, landline or VoIP number.

Phone number API

Check 770 numbers in your app

numlookupapi checks any phone number worldwide in one request and returns validity, line type, carrier, location and every standard format as JSON.

Read the documentation

100 free requests every month. No credit card required.

GET https://api.numlookupapi.com/v1/validate/+17702345678

{
  "valid": true,
  "number": "12069220880",
  "local_format": "2069220880",
  "international_format": "+12069220880",
  "country_prefix": "+1",
  "country_code": "US",
  "country_name": "United States of America",
  "location": "Seattle",
  "line_type": "landline",
  "e164_format": "+12069220880",
  "national_format": "(206) 922-0880"
}