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Area Code Lookup

Area Code 312 Phone Lookup

Illinois, United States. Explore phone prefixes, caller activity, exchange details, and community reports connected to this area code.

687prefix records
58lookup pages
312area code

Phone Prefixes in This Area Code

Each prefix groups related phone numbers by exchange, location, carrier, and line type.

Wireless

(312) 342

CityWillowbrook
CountyDuPage
CarrierNew Cingular Wireless Pcs Llc - Il
View Prefix
Wireless

(312) 343

CityElgin
CountyKane
CarrierCellco Partnership Dba Verizon Wireless - Il
View Prefix
Landline

(312) 348

CityElk Grove Village
CountyCook
CarrierNeutral Tandem-illinois Llc - Il
View Prefix
Wireless

(312) 350

CityElgin
CountyKane
CarrierCellco Partnership Dba Verizon Wireless - Il
View Prefix
Wireless

(312) 351

CityWillowbrook
CountyDuPage
CarrierNew Cingular Wireless Pcs Llc - Il
View Prefix
Wireless

(312) 352

CityWillowbrook
CountyDuPage
CarrierNew Cingular Wireless Pcs Llc - Il
View Prefix