Area Code 312

Area Code 312 information.

Area Code 312 Details
Country	United States
State/Province	Illinois
Major City	Chicago
Time Zone	Central (UTC-06:00)

Area Code 312 Prefixes

Prefix	County	Phone Type	Status
312-369	Cook	Cell Number	Active
312-370	Cook	Cell Number	Active
312-371	Cook	Cell Number	Active
312-372	Cook	Landline	Active
312-373	Cook	Landline	Active
312-374	Cook	Landline	Active
312-375	Cook	Cell Number	Active
312-376	Cook	Landline	Active
312-377	Cook	Landline	Active
312-378	Cook	Cell Number	Active
312-379	Cook	Landline	Active
312-380	Cook	Landline	Active
312-381	Cook	Landline	Active
312-382	Cook	Landline	Active
312-384	Cook	Landline	Active
312-385	Cook	Landline	Active
312-386	Cook	Landline	Active
312-387	Cook	Cell Number	Active
312-388	Cook	Cell Number	Active
312-389	Cook	Cell Number	Active

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