Area Code 815 Map and Data

Area Code 815 Profile

Area Code815
StateIllinois
Current Time
in Area Code 815
815>
CDT
TimezoneCentral Daylight Time
Regional Market AreaChampaign and Springfield Decatur Area
Davenport-Rock Island-Moline Area
Metro Chicago
Peoria-Bloomington Area
Rockford Area
Metro Area(s)Dixon, IL
Freeport, IL
Kankakee, IL
Ottawa, IL
Pontiac, IL
Rochelle, IL
Rockford, IL
Sterling, IL
Population (2020)2041259
Adjacent
Area Codes
217,219,224,262,309,331,447,464,563,608,630,708,765,779,847
Overlay
Area Codes
779

Area Code 815 Boundary Map

List of Major Cities/Towns in Area Code 815

Crystal Lake
DeKalb
Joliet
Plainfield
Rockford
Romeoville
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