Where is Area Code 331?

Located in the state of Illinois (IL)

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Area Code 331

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Area Code 331 111 RESULTS FOUND
The 331 Area Code is located in the state of Illinois. Area Code 331 is one of the 312 three-digit telephone area codes in the USA. It covers roughly 48,070 unique phone numbers and 8,885,919 individuals near the cities of Chicago-Naperville-Elgin.
State
State:Illinois (IL)
Metro Area
Metro Area:Chicago-Naperville-Elgin
Estimated Population
Est. Population:8,885,919
Nearby Area Codes
Nearby Area Codes:219, 224, 262, 312, 331, 630, 708, 773, 779, 815, 847, 872
Phone Prefixes
Phone Prefixes:111
Phone Numbers
Phone Numbers: 48,070
Phone Number Prefixes In The 331 Area Code
Phone Prefix Location Carrier
331-803-XXXX Lemont T-Mobile USA Inc View ResultsMore >
331-457-XXXX Naperville Cellco Partnership dba Verizon Wireless - IL View ResultsMore >
331-254-XXXX Sugar Grove Cellco Partnership dba Verizon Wireless - IL View ResultsMore >
331-240-XXXX West Chicago New Cingular Wireless PCS LLC - IL View ResultsMore >
331-422-XXXX Saint Charles Level 3 Communications LLC - IL View ResultsMore >
331-425-XXXX Aurora T-Mobile USA Inc View ResultsMore >
331-454-XXXX Aurora New Cingular Wireless PCS LLC - IL View ResultsMore >
331-481-XXXX Downers Grove Cellco Partnership dba Verizon Wireless - IL View ResultsMore >

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