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Area codes 214, 469, 972, and 945 are telephone area codes in the North American Numbering Plan (NANP) for Dallas, Texas and most of the eastern portion of the Dallas–Fort Worth metroplex. The area codes are assigned in an overlay complex to a single numbering plan area that was the core of one of the original area codes of 1947, area code 214.
An area code overlay is a numbering plan area (NPA) ... Eastern portion of the Dallas–Fort Worth metroplex in and around Dallas, Texas: 470, 678:
Numbering plan areas and area codes of Texas (tan). This is a list of area codes in the U.S. state of Texas. The date of establishment of each area code is indicated in parentheses: [1] 210: San Antonio area; overlays with 726 (November 1, 1992) 214: Dallas area, overlays with 469, 972, and 945 (October 1947)
2025 – 4th Qtr [3] April 26, 2025 [4] [25] NPA boundary changes, overlay expansions, etc. 564. 206. Washington. 2026 – 1st Qtr. April 5, 2025 [26] Other area codes that are expected to exhaust by the end of 2027 that do not have an approved relief plan: 352, 502, 520, 603, 714/657, 718/347/929, 765 and 949.
this was the first part of North America to have its code changed three times: from 213 to 714 1951: to 619 in 1982, and to 760 in 1997. was to have originally split off the portion of 760 serving San Diego County to a new 442 area code in late 2008/early 2009; that plan was cancelled. 2009: overlaid by 442. 761.
In March 2007, an overlay plan was created for NPA 630 adding area code 331, and 779 was added to 815. 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 ...
Overlay complex. In telecommunications, an area code overlay complex is a telephone numbering plan that assigns multiple area codes to the same geographic numbering plan area (NPA). Area code overlays are implemented in territories of the North American Numbering Plan (NANP) to mitigate exhaustion of central office codes in growth areas. The ...
The numbering plan area begins just north and east of the Dallas–Fort Worth metroplex, and extends to the Oklahoma, Arkansas, and Louisiana state borders. Area code 903 was created November 4, 1990 in a split of area code 214. Area code 430 was assigned to the same service area on February 15, 2003 in creation of an overlay. Before October 18 ...