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It was the only new area code created in Illinois between 1947 and the 1989 creation of area code 708. On October 24, 2021, area code 309 was transitioned to ten-digit dialing, despite not being part of an overlay complex, in which multiple area codes are assigned to a numbering plan area. The area code had telephone numbers assigned for the ...
This is a list of the area codes in the state of Illinois and its numbering plan areas in the North American Numbering Plan.. All NPAs within Illinois. 217/447: Central Illinois, including the region running west from the Illinois-Indiana border through Danville, Effingham, Champaign–Urbana, Decatur, Springfield, Quincy until Illinois' western border with Missouri and Iowa
309: Illinois (Peoria ... 537 reserved as a fifth area code for the region. 906: ... Lake Forest, Mission Viejo, Corona del Mar, San Clemente, Laguna Beach ...
Pages in category "Area codes in Illinois" The following 12 pages are in this category, out of 12 total. ... Area codes 309 and 861; Area code 312; Area code 447 ...
Area code 309 was created by merging the western part of 815, including the Illinois side of the Quad Cities, with the northern portion of area code 217. The new area code was one of the first area codes not serving an entire state, but having the digit 0 in the middle position of the code. It was the only new area code created in Illinois ...
Pages for logged out editors learn more. Contributions; Talk; Area code 309
The only other significant change in boundaries was after September 1956, [1] when its northern portion (Peoria, Bloomington-Normal) was combined with part of the region of area code 815 to form a new numbering plan area with area code 309. [2] In 2006, the Illinois Commerce Commission approved an all-services overlay for the numbering plan ...
On October 7, 2007, area code 331 began overlaying area code 630, making ten-digit dialing mandatory in the area. The Illinois side of the Chicago area– 312 / 773 / 872 , 708, 847/224, 630/331 and portions of 815/779 –is one of the largest local calling areas in the United States; with few exceptions, no long-distance charges are applied ...