Search

Enter 10 Digit Phone Number
phone

Phone Directory 312-394 Detail

State Major City Time Zone
Illinois Chicago Central

Search

Advertisement

Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-394 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-3940###
312-3941###
312-3942###
312-3943###
312-3944###
312-3945###
312-3946###
312-3947###
312-3948###
312-3949###