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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) 301

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

(312) 303

CitySchaumburg
CountyCook
CarrierNew Cingular Wireless Pcs Llc - Il
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Wireless

(312) 304

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

(312) 305

CityElgin
CountyKane
CarrierCellco Partnership Dba Verizon Wireless - Il
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Wireless

(312) 307

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

(312) 310

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

(312) 314

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

(312) 315

CityWillowbrook
CountyDuPage
CarrierNew Cingular Wireless Pcs Llc - Il
View Prefix