Griffin, Georgia, falls under the 770 area code. This area code was introduced to alleviate the burden on the 404 area code, which originally served a larger portion of the Atlanta metropolitan area. As the population and demand for telephone services grew, the 404 area code split, leading to the creation of the 770 area code in 1995. The 770 area code now covers several suburbs of At... https://bcellphonelist.com/