Area code 773 - Wikipedia
Area code 773 is a telephone area code in the North American Numbering Plan (NANP) in the U.S. state of Illinois. It serves the outer areas of Chicago, outside the Loop and the innermost neighborhoods.
Area Code 773 phone numbers - Whitepages
Browse area code 773 phone numbers, prefixes and exchanges. The 773 area code serves Chicago, Elgin, Arlington Heights, Willowbrook, Buffalo Grove, covering 47 ZIP codes in 4 counties.
773 Area Code - Location, Time, Map, Cities and Census Data
Dec 1, 2025 · Area Code 773 is located in Illinois. It covers 23 cities, including Chicago, Cicero, Evanston, Arlington Heights, and Des Plaines. It also covers 2 counties, including Cook County, …
Area Code 773 - Map, time zone, and phone lookup - CallerCenter
About area code 773: location, common spam callers, related area codes, and more. Includes 773 reverse phone lookup to identify spam callers.
773 Area Code - Map, Phone Lookup, Time Zone - Wirefly
Find 773 area code details including city, time zone, and map. Lookup area code 773 phone number, name, and location.
773 Area Code - Location, Map, Current Time, Prefixes
Area code 773 is located in Illinois. Get the area’s map, cities covered, current time, prefixes, and dialing instructions.
773 area code — information, time zone, map
Mar 9, 2025 · 773 is an area code located in the state of Illinois, US. The largest city it serves is Chicago. Find out where 773 area code zone from, which states, counties and cities it covers. Get …
773 Area Code - Reverse Phone Lookup in IL - USPhoneBook
Where is Area Code 773? Area code (773) is in the state of IL. Below, are the major cities in the area code (773).
Where Is The 773 Area Code Located? City Guide | State | Location
Nov 28, 2025 · The 773 area code was activated as a split from the 312 area code in 1996 after huge population growth exhausted the phone numbers available under area code 312. Both the 773 and …
Area Code 773
Lookup information on Area Code 773 - get demographic, NPA NXX, and other data by area code