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Try the Printable Illinois Area Code Map Illinois currently utilizes 15 area codes. When first established by AT&T and the Bell System in 1947, 217 covered central Illinois, 312 covered the Chicago metropolitan area, 618 covered southern Illinois including East St. Louis and Carbondale, and 815 covered northern Illinois except Chicago and Quad ...
There are 446 area codes in the world: 353 in the US, 52 in Canada, 20 non-geographic, and 21 others. Most of the other area codes are in the Caribbean. However, some are located in the Pacific including 670 (Northern Mariana Islands), 671 (Guam), and 684 (American Samoa). California is the state with the most area codes at 37 followed by Texas ...
Creation: Area code 916 was put into service in 1947 and was one of the original 86 area codes, and it originally served northern California but not including Sacramento. 916 was split in 1997 creating the need to update some of the phone numbers to area code 530. In 2018, area code 279 was created and is currently an overlay to 916.
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Area code 916 was one of the first three original area codes established in California in October 1947. It originally covered most of Northern California, but area code splits have reduced its coverage to the greater Sacramento area. Area code 279 began service in March 2018 to relieve an exhausted supply of telephone numbers in the 916 area code.
An area code overlay is a numbering plan area ... Illinois: 226, 382, 548: 519: ... 253, and 425 as those area codes run out of numbers: 567: 419:
There are also a few numbers in the 916 area code that are assigned to the communities of Grass Valley, Nevada City, and Placerville. The 916 area code is expected to run out of numbers in 2019. A new area code, 279, is expected to be introduced in the Sacramento region in 2019.
With the depletion of new numbers in area codes 312 and 773, an overlay of both of them, area code 872, was created in November 2009, beginning ten-digit dialing within the city limits of Chicago. The remaining area without an overlay in the northern part of Illinois, 708, eventually received such with area code 464 taking effect on January 21 ...
