Home / Area 312
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) 405

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

(312) 406

CitySchaumburg
CountyCook
CarrierNew Cingular Wireless Pcs Llc - Il
View Prefix
Wireless

(312) 412

CitySchaumburg
CountyCook
CarrierNew Cingular Wireless Pcs Llc - Il
View Prefix
Wireless

(312) 415

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

(312) 416

CityElk Grove Village
CountyCook
CarrierMci Worldcom Communications Inc. - Il
View Prefix