Phone

Area Code 815 - Illinois

Area Code 815 Details and Prefixes.
Area Code 815 Details
Major City Chicago
State/Province Illinois
Country United States
Time Zone Central

Area Code 815 Prefixes

Prefix Company County Phone Type
815-382 New Cingular Wireless PCS Mchenry Cell Number
815-383 New Cingular Wireless PCS Iroquois Cell Number
815-384 Frontier North Dekalb Landline
815-385 Ameritech Illinois Mchenry Landline
815-386 Cellco Partnership DBA Verizon Wireless Kankakee Cell Number
815-387 Ameritech Illinois Winnebago Landline
815-388 Sprint Spectrum L.p. Mchenry Landline
815-389 Ameritech Illinois Winnebago Landline
815-390 Comcast Phone Of Illinois DBA Comco Will Landline
815-391 Ameritech Illinois Winnebago Landline
815-392 Kinsman Mutual Telephone Company Grundy Landline
815-393 Frontier North Ogle Landline
815-394 Ameritech Illinois Winnebago Landline
815-395 Ameritech Illinois Winnebago Landline
815-396 Frontier North Lee Landline
815-397 Ameritech Illinois Winnebago Landline
815-398 Ameritech Illinois Winnebago Landline
815-399 Ameritech Illinois Winnebago Landline
815-400 Mediacom Telephony Of Illinois Whiteside Landline
815-401 Level 3 Communications Kankakee Landline
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