WebA telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, reachable by a system of destination code routing. Telephone numbering plans are defined in each of …

WebThe North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean.This group is historically known as World Zone 1 and has the international calling code 1.Some North American countries, most notably Mexico, do not participate in the NANP. The NANP was …

WebIt is a closed telephone numbering plan in which all subscriber telephone numbers have seven digits, in addition to the three-digit area code. Under all-number calling, a numbering plan introduced around 1960, local calls within an area code were placed by dialing NXX-XXXX, omitting the area code, known as seven-digit dialing.

WebIn the United States of America, Canada, and other countries participating in the North American Numbering Plan, a toll-free telephone number has one of the area codes 800, 833, 844, 855, 866, 877, and 888.. Area code 822 is expected to be used in the future, followed by 880 through 887, then 889.

WebThe Brazilian telephone numbering plan uses a two-digit area code plus eight-digit local phone numbers for landlines and nine digits for mobile lines. Public utility services use short phone numbers (usually three digits), always starting with 1. Local dialing. As established ...

WebA toll-free telephone number or freephone number is a telephone number that is billed for all arriving calls. ... The Dominican Republic is assigned specific 1‑800 exchanges in the North American Numbering Plan; the 1-809-200-xxxx exchange is also free for domestic callers in that country. In Egypt, it starts with "0800" followed by a seven ...

WebTelephone numbers in Singapore, also known as the National Numbering Plan, are regulated by the Info-communications Media Development Authority (IMDA). Due to the small geographical size of Singapore, there are no area or trunk codes; all numbers belong to one numbering area, and thus come in the same 8-digit format.

WebThe regulation of telephone numbers in Germany is the responsibility of the Federal Network Agency (German: Bundesnetzagentur, BNetzA) ... A new numbering plan was introduced on 3 May 2010. Since then new landline phone numbers have a standard length of 11 digits, which includes the area code but omits the trunk prefix of 0. ...

WebSouth Korea uses an open dialing plan with a total length (including 0) of 9 to 11 digits and, within city, subscriber numbers 7 to 8 digits long. ... the area code must be included. In 1998, telephone numbers in Seoul starting with 2 and 6 added more digit (02-2XX-YYYY to 02-22XX-YYYY, 02-6XX-YYYY to 02-26XX-YYYY). Before area codes were ...

WebThere are many different numbering schemes for assigning nominal numbers to entities. These generally require an agreed set of rules, or a central coordinator. The schemes can be considered to be examples of a primary key of a database management system table, whose table definitions require a database design.. In computability theory, the simplest …