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US area code

770 Atlanta, GA

Outside-the-Perimeter Atlanta: Marietta, Alpharetta, Roswell, and surrounding suburbs.

Questions about 770 numbers

Where do 770 numbers come from?

Outside-the-Perimeter Atlanta: Marietta, Alpharetta, Roswell, and surrounding suburbs.

Are 770 numbers safe to call back?

Most 770 numbers are legitimate, but caller-ID spoofing is common in the US. Always search the number on GhostCallers before returning a missed call from an unfamiliar contact.

How do I stop spam calls from 770 numbers?

Register with the National Do Not Call Registry at donotcall.gov, enable your carrier's free spam-blocking tool (AT&T ActiveArmor, Verizon Call Filter, T-Mobile Scam Shield), block individual numbers in your handset, and forward spam texts to 7726. For repeat offenders, report them on GhostCallers so other users see the pattern.