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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). NPAs with 9 in the second position are reserved for future format expansion.
The largest telephone numbering plan in North American is the North American Numbering Plan (NANP), serving 25 regions or countries. Other countries maintain an autonomous numbering plan with distinct country codes within the international E.164 specifications by the International Telecommunication Union.
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Area codes 201 and 551; Area codes 202 and 771; Area codes 203 and 475; Area codes 205 and 659; Area code 206; Area code 207; Area codes 208 and 986; Area codes 209 and 350; Area codes 210 and 726; Area codes 212, 646, and 332; Area codes 213, 323, and 738; Area codes 214, 469, 972, and 945; Area code 215; Area codes 215, 267, and 445; Area ...
Pages in category "Lists of United States area codes" The following 52 pages are in this category, out of 52 total. This list may not reflect recent changes. *
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 ...
On November 1, 2024, it will also be 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.
This makes the fastest-dialing area code 212 (5 total clicks), followed by 312 and 213 (6 clicks). The area code 605 is much slower than these, at 21 clicks. Many large US cities generally had fast-dialing area codes with the middle digit 1. Touch-tone dialing, introduced later, eliminated the wait.