Search

Enter 10 Digit Phone Number
phone

Phone Directory 312-227 Detail

State Major City Time Zone
Illinois Chicago Central

Search

Find info about any number instantly!
Enter a 10 digit phone number
Example: (312) 227-5555 or 2012145555

Advertisement

Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-227 Chicago, IL Ameritech Illinois Cook Landline 09/15/2010

Other Series For Prefixes

312-2270###
312-2271###
312-2272###
312-2273###
312-2274###
312-2275###
312-2276###
312-2277###
312-2278###
312-2279###