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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.

Landline

(312) 278

CityArlington Heights
CountyCook
CarrierBroadwing Communications Llc - Il
View Prefix
Landline

(312) 279

CityBensenville
CountyDuPage
CarrierMcimetro Access Transmission Services Llc
View Prefix
Landline

(312) 281

CityChicago
CountyCook
CarrierGlobal Crossing Local Services Inc.-il
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Wireless

(312) 282

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

(312) 283

CityChicago
CountyCook
CarrierGlobal Crossing Local Services Inc.-il
View Prefix
Wireless

(312) 286

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

(312) 288

CityBensenville
CountyDuPage
CarrierMcimetro Access Transmission Services Llc
View Prefix