Receive a local area code
779
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Economic Overview
The 779 area code region features a diverse economy anchored by manufacturing, healthcare, education, logistics, and agriculture. Major employers include Rockford Health System, UTC Aerospace Systems, Fiat Chrysler, and various school districts. The area also benefits from a robust agricultural sector and growing logistics and distribution hubs due to its proximity to major highways.
Geographical Overview
Area code 779 overlays the same region as 815, covering north-central and northwestern Illinois. Major cities include Rockford, Joliet (parts), DeKalb, Freeport, Ottawa, and Dixon. The area spans several counties, including Winnebago, Boone, DeKalb, LaSalle, Ogle, Lee, Grundy, and Will (partial).
Location Info
Area code 779 was introduced as an overlay to 815 in 2007 due to increased demand for phone numbers. Its boundaries extend from the western border with Iowa eastward to the outer suburbs of the Chicago metropolitan area, excluding Chicago itself. The code covers a largely rural and suburban region of northern Illinois, including the Rockford metropolitan area and stretches south toward Ottawa and Kankakee (in part).
Population Demographics
The population in the 779 area code region is predominantly White, with growing Hispanic and African American communities, especially in cities like Rockford and Joliet. The area has a mix of urban, suburban, and rural populations, with median household incomes slightly below the national average. The population is characterized by a blend of working-class families, professionals, and students due to the presence of several universities and colleges.
Time Zone Info
Area code 779 is entirely within the Central Time Zone (CT).
Other Area Code Details
Area code 779 is notable for being one of the few overlay codes serving a largely non-urban area in Illinois. The region is home to several historic sites, such as the John Deere Historic Site and the city of Dixon, famously known as the boyhood home of President Ronald Reagan. The area also offers popular outdoor recreation, with access to Rock Cut State Park and the Illinois River.
