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Area Code Lookup

Area Code 815 Phone Lookup

Illinois, United States. Explore phone prefixes, caller activity, exchange details, and community reports connected to this area code.

784prefix records
66lookup pages
815area code

Phone Prefixes in This Area Code

Each prefix groups related phone numbers by exchange, location, carrier, and line type.

Landline

(815) 566

CityRockford
CountyWinnebago
CarrierLevel 3 Communications Llc - Il
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Landline

(815) 571

CityDeKalb
CountyDeKalb
CarrierMediacom Telephony Of Illinois Llc - Il
View Prefix
Wireless

(815) 575

CitySchaumburg
CountyCook
CarrierNew Cingular Wireless Pcs Llc - Il
View Prefix