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
312-412	Cook	Cell Number	Active
312-413	Cook	Landline	Active
312-415	Cook	Cell Number	Active
312-416	Cook	Landline	Active
312-417	Cook	Cell Number	Active
312-418	Cook	Cell Number	Active
312-419	Cook	Landline	Active
312-420	Cook	Cell Number	Active
312-421	Cook	Landline	Active
312-422	Cook	Landline	Active
312-423	Cook	Landline	Active
312-424	Cook	Landline	Active
312-425	Cook	Landline	Active
312-426	Cook	Cell Number	Active
312-427	Cook	Landline	Active
312-428	Cook	Cell Number	Active
312-429	Cook	Landline	Active
312-430	Cook	Landline	Active
312-431	Cook	Landline	Active
312-432	Cook	Landline	Active

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