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Zone 5 uses eight 2-digit codes (51–58) and two sets of 3-digit codes (50x, 59x) to serve South and Central America. Zone 6 uses seven 2-digit codes (60–66) and three sets of 3-digit codes (67x–69x) to serve Southeast Asia and Oceania. Zone 7 uses an integrated numbering plan; two digits (7x) determine the area served: Russia or Kazakhstan.
With overlays in several areas (the relief method of choice in Canada since 2000), ten-digit local numbers were supplanting seven-digit dialing; by 2019, only four Canadian area codes (506, 709, 807 and 867) were still single-code areas (no overlay) and allowed seven-digit local dialing. Although fewer American area codes were overlaid, seven ...
AD: Andorra: 1974.ad: AE: ... [7] Furthermore, the code element OO is designated as an escape code if the number ... List of all countries with their 2 digit codes ...
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.
No one should ever ask you for a six-digit verification code — not a stranger on social media, not tech support, not even your bank. If someone does, end the conversation and block their number ...
Prior to September 2021, Colombia had fixed line subscriber numbers that comprised a single digit dialing zone and a 7-digit local number. These were converted to the new format by inserting "60" before the dialing zone. There were various dial plans, with different access prefixes depending on the type of service. All such prefixes have been ...
Additionally, area codes 822, 880 through 887, and 889 are reserved for toll-free use in the future. 811 is excluded because it is a special dialing code in the group NXX for various other purposes. Calls to the toll-free numbers are charged to the receiving party, and are free to the caller if dialed from land-line telephones, but may incur ...
ISO 3166-1 alpha-3 – three-letter country codes which may allow a better visual association between the codes and the country names than the 3166-1 alpha-2 codes. ISO 3166-1 numeric – three-digit country codes which are identical to those developed and maintained by the United Nations Statistics Division, with the advantage of script ...