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
312-548	Cook	Landline	Active
312-550	Cook	Cell Number	Active
312-551	Cook	Landline	Active
312-552	Cook	Landline	Active
312-553	Cook	Landline	Active
312-554	Cook	Landline	Active
312-555	Used in movie	Cell Number	Active
312-556	Cook	Cell Number	Active
312-557	Cook	Landline	Active
312-558	Cook	Landline	Active
312-559	Cook	Landline	Active
312-560	Cook	Cell Number	Active
312-561	Cook	Cell Number	Active
312-562	Cook	Cell Number	Active
312-563	Cook	Landline	Active
312-564	Cook	Landline	Active
312-565	Cook	Landline	Active
312-566	Cook	Landline	Active
312-567	Cook	Landline	Active
312-568	Cook	Landline	Active

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