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
312-223	Cook	Landline	Active
312-224	Cook	Landline	Active
312-225	Cook	Landline	Active
312-226	Cook	Landline	Active
312-227	Cook	Landline	Active
312-228	Cook	Landline	Active
312-229	Cook	Landline	Active
312-230	Cook	Landline	Active
312-231	Dupage	Cell Number	Active
312-232	Cook	Cell Number	Active
312-233	Cook	Landline	Active
312-234	Cook	Landline	Active
312-235	Cook	Landline	Active
312-236	Cook	Landline	Active
312-237	Cook	Cell Number	Active
312-238	Cook	Landline	Active
312-239	Cook	Landline	Active
312-240	Cook	Landline	Active
312-241	Cook	Cell Number	Active
312-242	Cook	Landline	Active

2

...