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
312-201	Cook	Landline	Active
312-202	Cook	Landline	Active
312-203	Cook	Cell Number	Active
312-204	Cook	Landline	Active
312-205	Cook	Landline	Active
312-206	Cook	Cell Number	Active
312-207	Cook	Landline	Active
312-208	Cook	Cell Number	Active
312-209	Cook	Cell Number	Active
312-212	Cook	Landline	Active
312-213	Cook	Cell Number	Active
312-214	Cook	Landline	Active
312-215	Cook	Cell Number	Active
312-216	Cook	Landline	Active
312-217	Cook	Cell Number	Active
312-218	Cook	Cell Number	Active
312-219	Cook	Cell Number	Active
312-220	Cook	Landline	Active
312-221	Cook	Cell Number	Active
312-222	Cook	Landline	Active

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