Area Code 815

Detailed information for Area Code 815
General Information for Area Code 815
Country United States
State/Province Illinois
Major City Rockford
Time Zone Central (UTC-06:00)

Area Code 815 Prefixes

Prefix Primary City County Phone Type
815-204 Crystal Lake Mchenry Cell Number
815-206 Woodstock Mchenry Landline
815-207 Joliet Will Landline
815-208 Fulton Whiteside Landline
815-209 Rockford Winnebago Landline
815-210 Joliet Will Cell Number
815-212 Joliet Will Landline
815-213 Sterling Whiteside Cell Number
815-214 Kankakee Kankakee Landline
815-215 New Lenox Will Landline
815-216 Kankakee Kankakee Cell Number
815-217 Dekalb Dekalb Landline
815-218 Rockford Winnebago Cell Number
815-219 Crystal Lake Mchenry Cell Number
815-220 La Salle La Salle Landline
815-221 Lockport Will Landline
815-222 Rockford Winnebago Cell Number
815-223 La Salle La Salle Landline
815-224 La Salle La Salle Landline
815-225 Milledgeville Carroll Landline
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