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.

Landline

(312) 873

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

(312) 878

CityChicago
CountyCook
CarrierPeerless Network Of Illinois Llc - Il
View Prefix
Landline

(312) 881

CityChicago
CountyCook
CarrierOvation Communications Of Illinois Inc.
View Prefix
Wireless

(312) 882

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

(312) 884

CityChicago
CountyCook
CarrierOvation Communications Of Illinois Inc.
View Prefix
Landline

(312) 888

CityJoliet
CountyWill
CarrierCygnus Telecommunications Corporation - Il
View Prefix