Search results
Results From The WOW.Com Content Network
In 2006, the Illinois Commerce Commission approved an all-services overlay for the numbering plan area, adding new area code 447 in 2021. [ 3 ] [ 4 ] As of March 27, 2021, new central office codes are available for activation by service providers.
A numbering plan area with multiple area codes is called an overlay. Area codes are also assigned for non-geographic purposes. The rules for numbering NPAs do not permit the digits 0 and 1 in the leading position. [1] Area codes with two identical trailing digits are easily recognizable codes (ERC).
Mobile phones use geographic area codes (two digits): after that, all numbers assigned to mobile service have nine digits, starting with 6, 7, 8 or 9 (example: 55 15 99999–9999). 90 is not possible, because collect calls start with this number.
An area code of three digits dialed after the country code determines the area served in the United States and its territories, Canada, and much of the Caribbean. Zone 2 uses two 2-digit codes (20, 27) and eight sets of 3-digit codes (21x–26x, 28x, 29x), mostly to serve Africa , but also Aruba , Faroe Islands , Greenland and British Indian ...
In 1957, area code 815 was split for the assignment of area code 309 to western central Illinois. No further changes took place for 33 years. In 1989, area code 708 was created for all of the suburbs in the Chicago metropolitan area while the city of Chicago kept the original 312. Area codes 847 (northern suburbs) and 630 (western suburbs) were ...
Area codes in Illinois This page was last edited on 11 January 2021, at 19:55 (UTC) . Text is available under the Creative Commons Attribution-ShareAlike 4.0 License ; additional terms may apply.
Pages in category "Area codes in the United States" ... Toll-free telephone number; 0–9. ... Area codes 217 and 447; Area code 218; Area code 219;
Area code 847 was created on January 20, 1996, in a three-way split of area code 708. Area code 847 was involved in the first trial of telephone number pooling in the United States in June 1998, to avert central office code exhaustion in the numbering plan area. [ 1 ]