The 770 area code is a telephone area code in the North American Numbering Plan (NANP) assigned to the state of Georgia, USA. It is one of the original area codes established in 1947 and serves the north-central and northeastern parts of the state.
Location and Cities Served
The 770 area code covers a vast territory, including several major cities and suburbs in the metropolitan Atlanta area. Some of the key cities and regions served by the 770 area code include:
- Alpharetta
- Atlanta (partial)
- Cartersville
- Cumming
- Douglasville
- Duluth
- Gainesville
- Kennesaw
- Lawrenceville
- Marietta
- Newnan
- Roswell
- Smyrna
- Suwanee
- Woodstock
These cities and their surrounding areas are home to over 4 million people, making the 770 area code one of the most populous in the United States.
County Coverage
The 770 area code serves all or parts of the following counties in Georgia:
- Barrow County
- Bartow County
- Butts County
- Cherokee County
- Clayton County
- Cobb County
- Coweta County
- DeKalb County
- Douglas County
- Fayette County
- Forsyth County
- Fulton County
- Gwinnett County
- Hall County
- Henry County
- Jackson County
- Newton County
- Paulding County
- Pickens County
- Rockdale County
- Spalding County
- Walton County
History and Changes
The 770 area code was one of the original area codes established in 1947. At the time, it served the entire state of Georgia. Over the years, the area code has undergone several changes to accommodate the growing population and increasing demand for telephone numbers.
In 1995, the 404 area code was split, and the 770 area code was created to serve the north-central and northeastern parts of the state. The 770 area code was further split in 2001, resulting in the creation of the 678 area code, which serves the same region.
In 2013, the 770 area code was overlaid with the 470 area code, which provides additional phone number capacity to the region.
Phone Number Formatting
Phone numbers in the 770 area code follow the standard 10-digit format, consisting of a 3-digit area code followed by a 3-digit exchange code and a 4-digit line number.
The format for writing phone numbers in the 770 area code is:
(770) XXX-XXXX
Where:
- (770) is the area code
- XXX is the exchange code
- XXXX is the line number
Prefix and Exchange Codes
The 770 area code has a large number of prefix and exchange codes, which are used to identify specific geographic regions or phone exchanges within the area code.
Some of the common prefix and exchange codes in the 770 area code include:
- 770-200: Alpharetta
- 770-300: Atlanta (partial)
- 770-400: Cartersville
- 770-500: Cumming
- 770-600: Douglasville
- 770-700: Duluth
- 770-800: Gainesville
These prefix and exchange codes are used to route calls to specific phone exchanges and can help identify the geographic location of a phone number.
Scams and Safety
As with any area code, there are potential scams and safety concerns associated with the 770 area code.
Some common scams to be aware of include:
- Robocalls: Automated calls that may be fraudulent or misleading
- Spoofing: Calls that appear to come from a legitimate number but are actually from a scammer
- Phishing: Calls or messages that attempt to obtain personal or financial information
To stay safe, it's essential to be cautious when receiving calls from unknown numbers and never provide personal or financial information to unsolicited callers.
Conclusion
The 770 area code is a vital part of the North American Numbering Plan, serving millions of people in the north-central and northeastern parts of Georgia. Understanding the location, cities, and counties served by the 770 area code can help you navigate the region and make informed decisions about phone numbers and communication.
By being aware of the history, changes, and safety concerns associated with the 770 area code, you can stay safe and make the most of your communication needs.
What is the 770 area code?
+The 770 area code is a telephone area code in the North American Numbering Plan (NANP) assigned to the state of Georgia, USA.
What cities are served by the 770 area code?
+The 770 area code serves several major cities and suburbs in the metropolitan Atlanta area, including Alpharetta, Atlanta (partial), Cartersville, Cumming, Douglasville, Duluth, Gainesville, Kennesaw, Lawrenceville, Marietta, Newnan, Roswell, Smyrna, Suwanee, and Woodstock.
How do I format phone numbers in the 770 area code?
+Phone numbers in the 770 area code follow the standard 10-digit format, consisting of a 3-digit area code followed by a 3-digit exchange code and a 4-digit line number: (770) XXX-XXXX.