Unwanted Call ComplaintsĬomplaints reported to the Federal Communications Commission about the unwanted calls, robocalls, and telemarketing (including do not call and spoofing). 312 originally served the entire Chicago metropolitan area, but today this area code. Based around major cities, some low population states such as Idaho and Montana have only one areas code, whereas other, such as California or New York, may have muliple area codes as they have a requirment for.
312 AREA CODE CODE
As a result of the growing population of Illinois, especially in the north areas, the country was split between four Numbering Plan Areas. To faciltiate the millions of phone users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas. Area code 312 is the telephone area code for downtown Chicago, which includes the Chicago Loop and its immediate environs. All information in the complaints provided by consumers and not verified. Created in 1947, 312 is an original telephone area code that is assigned to downtown Chicago in the state of Illinois. ILLINOIS location on the map: Related Phone NumbersĬomplaints reported to the Federal Trade Commission about the unwanted sales calls received after the phone number is on the National Do Not Call Registry for 31 days as well as the calls that use a recorded message instead of a live person.