|area code 321 zip code||1.12||0.5||2278||59|
|zip code for area code 321||0.77||0.5||9481||52|
|zip code with 321 area code||1.94||0.6||9284||19|
|zip code for area code 231||1.21||0.3||7604||2|
|zip code for area code 312||0.1||0.6||2707||68|
|zip code for area code 320||0.46||0.1||4884||25|
|zip code for area code 323||0.13||0.9||4139||44|
|zip code for area code 323 california||1.77||0.5||6211||42|
More About Area Code 331. Area code 331 was first put in service October 7, 2007. Currently, the largest city it serves is Aurora, IL, and it overlaps coverage areas with area code 630.Is 323 a legitimate area code?
323 is a legitimate area code for the state of California, but nowadays everyone can customize their phone numbers and pretend to call people from within this area. That's why you need to be careful and if you get a call from 323 area code that appears to be a scam, hang up and block the phone number.What is area codes 213 and 312?
New York City being a populated city got 212 as an area code. Philadelphia was assigned 215. Likewise, Los Angeles got 213 and Chicago 312. Areas with less population got higher digits.