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In 1947, 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 (NPAs) with distinct area codes: 213, 415, and 916, for the southern, central, and northern parts of the state ...
2021: overlaid by 945; 215: ... but the exchange remains reserved in each individual area code. 951: California (western Riverside County, including Riverside, ...
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 ]
An area code overlay is a numbering plan area ... Southern Bay Area in California, ... 945: 214: Eastern greater Dallas-Fort Worth, TX: 947: 248:
The current area code is “in high demand” and is expected to be depleted by September 2025. An overlay “adds a second area code to the same geographic region.”
0–9. Area codes 209 and 350; Area codes 213, 323, and 738; Area codes 310 and 424; Area codes 408 and 669; Area codes 415 and 628; Area codes 510 and 341
Pages for logged out editors learn more. Contributions; Talk; Area code 945
Area codes 916 and 279 are California telephone area codes that serve Sacramento, the state capital, and most of its suburbs. Area code 916 was one of the first three original area codes established in California in October 1947. It originally covered most of northeastern California, but area code splits have reduced its coverage to the greater ...