Area Code 312 phone numbers - Whitepages
Browse area code 312 phone numbers, prefixes and exchanges. The 312 area code serves Chicago, Willowbrook, Elgin, Arlington Heights, Naperville, covering 23 ZIP codes in 4 counties.
Area Code 312 - Illinois - Zipdatamaps
Area Code 312 Map and Data Area Code 312 Profile ... Area Code 312 Boundary Map List of ZIP Codes in Area Code 312
312 Area Code - Location map, time zone, and phone lookup
Where is area code 312? Area code 312 serves part of Chicago, IL. It overlaps coverage areas with area code 872.
Area code 312 - Wikipedia
Area code 312 is a telephone area code in the North American Numbering Plan for the city of Chicago, including downtown, the Chicago Loop, and its immediate environs.
312 Area Code – Illinois – UAZIP
312 area code is used by 16 cities across 115 ZIP codes in Illinois state, the cities using this area code include Brookfield, Buffalo Grove, Chicago, Cicero, Clarendon Hills.
312 Area Code - Map, Phone Lookup, Time Zone - Wirefly
Find 312 area code details including city, time zone, and map. Lookup area code 312 phone number, name, and location.
Area Code 312 - Map, time zone, and phone lookup - CallerCenter
About area code 312: location, common spam callers, related area codes, and more. Includes 312 reverse phone lookup to identify spam callers.
312 area code — information, time zone, map
Mar 9, 2025 · 312 is an area code located in the state of Illinois, US. The largest city it serves is Chicago. Find out where 312 area code zone from, which states, counties and cities it covers. …
312 Area Code - National Phone Number Registry
3 days ago · View all phone prefixes used in area code 312 or other area codes in Illinois. Included with the location of each prefix are the phone companies / service providers that …
Area Code 312
Lookup information on Area Code 312 - get demographic, NPA NXX, and other data by area code