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
312-803	Cook	Landline	Active
312-804	Cook	Cell Number	Active
312-805	Cook	Cell Number	Active
312-806	Cook	Cell Number	Active
312-807	Cook	Landline	Active
312-808	Cook	Landline	Active
312-809	Cook	Landline	Active
312-810	Cook	Cell Number	Active
312-812	Cook	Cell Number	Active
312-813	Cook	Cell Number	Active
312-814	Cook	Landline	Active
312-816	Dupage	Cell Number	Active
312-817	Cook	Landline	Active
312-818	Cook	Cell Number	Active
312-819	Cook	Landline	Active
312-820	Cook	Cell Number	Active
312-821	Cook	Landline	Active
312-822	Cook	Landline	Active
312-823	Cook	Landline	Active
312-827	Cook	Landline	Active

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