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The first automated toll-free telephone numbers were assigned with area code 800, created as inbound Wide Area Telephone Service (InWATS) in 1966 (U.S. intrastate) and 1967 (interstate). These terminated on special fixed-rate trunks which would accept calls from a specified calling area with either no limit or a specific maximum number of hours ...
On November 1, 2024, it was overlaid by area code 738. 341: overlay with 510: started service on July 22, 2019. 350: overlay with 209: started service on November 28, 2022. 369: overlay with 707: started service on February 1, 2023. 408: San Jose, Sunnyvale, Gilroy, Morgan Hill, and Los Gatos; most of Santa Clara County.
1955: split to give New Brunswick its own 506 area code; Newfoundland was added to the service area when it joined Canada in 1949. When 506 was created, Newfoundland was assigned to the new code along with New Brunswick. In 1962, Newfoundland received its own code, 709. 2014: overlaid by 782
However, if you get a call from a phone number or area code you don’t know, it’s likely best to avoid picking up the call and research the following before you call back:
On October 20, 2011, the California Public Utilities Commission confirmed implementing 669 as an overlay to the existing 408 numbering plan area, [6] the first in the San Francisco Bay Area. The new area code's official in-service date was November 20, 2012, when new central office codes could be activated.
In 1947, when the American Telephone and Telegraph Company (AT&T) devised the first nationwide telephone numbering plan and assigned the original North American area codes, the state of California was divided into three numbering plan areas: 213, 415, and 916, for the southern, central, and northern parts of the state, respectively. [1]
Area code 945 was selected as the fourth area code in the Dallas overlay, after receiving approval from the Public Utility Commission of Texas. [2] Central office code assignments for NPA 945 have been available since January 15, 2021, [3] but can only be requested after all existing area codes are exhausted. [4] Current projections suggest ...
Area codes 805 and 820 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of California. The numbering plan area (NPA) includes most or all of the counties of San Luis Obispo, Santa Barbara, Ventura, and the southernmost portions of Monterey County. 805 was split from area code 213 in 1957, and area code 820 ...