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Area code 541 was created in an area code split from area code 503 on November 5, 1995. Area code 458 was added to the same service area on February 10, 2010 to form an overlay . History
971: An overlay of area code 503. Until 2008, 971 was a concentrated overlay, meaning it was only present in some parts of the 503 area. Today it is a standard overlay. 458: An overlay of area code 541. Under the original North American Numbering Plan of 1947, area code 503 covered all of Oregon. Area code 541 was split off in 1995, the 971 ...
Retrieved from "https://en.wikipedia.org/w/index.php?title=Area_code_458_and_541&oldid=1001666211"
To find out the 25 poorest and richest area codes, GOBankingRates used the 2015 Census Community Survey, the most recent data available, to rank cities across the nation in order of mean household ...
2023: returned to the pool of area codes available for future area code relief; 457: Louisiana (Shreveport–Bossier City, Monroe, Alexandria, Fisher, Tallulah, and most of northern Louisiana) September 25, 2025 [3] to be overlaid on 318; previously a fictitious area code assigned to identify Naked DSL/Dry Loop and dedicated data lines in ...
The SCF for the Davenport, Iowa area (527 and 528) is located in Rock Island, Illinois. [1] Five independent branches of Chicago were originally under the 606 prefix: Riverdale, Elmwood Park, Niles, Cicero, and Alsip. Before getting its own prefix with just one code, Yellowstone National Park was under the 830 range, with ZIP Code 83020.
On July 1, 1999, area code 971 was created as a concentrated overlay for most of the numbering plan area, with the exceptions of Clatsop and Tillamook counties. [3] Initially, ten-digit dialing was to become mandatory in that service area on January 30, 2000, but the date was extended until October 1, 2000.
No area codes have been split in Canada since 1999. Area code 438 was considered for overlaying 450 as well, but a later decision determined instead that 579 would be the overlay code. [4] In February 2017, area code 263 was reserved as the third area code in the region, and was placed in service on October 22, 2022. [5]