搜尋結果
The 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 telephone country code 1. Some North American countries, most notably Mexico, do not participate with the NANP.
- 1
- 011
- +1 NXX NXX-XXXX
The integration of the Caribbean telephone networks into the North American Numbering Plan (NANP) began with the assignment of area codes in the Caribbean in 1958, when area code 809 was designated for Bermuda and any other potential participant island countries.
其他人也問了
When did the Caribbean telephone network become a national numbering plan?
Does Jamaica have a numbering plan?
What is the North American numbering plan (NANP)?
Does the North American numbering plan reserve area codes for cellular phones?
Jamaica is a member of the North American Numbering Plan (NANP). The NANP Administrator (NANPA) has allocated the area codes 876 and 658 for use in the country, which is a single numbering plan area (NPA) with an overlay numbering plan. The national telephone number format is NPA-NXX-XXXX, where N is one of the digits 2 through 9 ...
NPA Relief. Up until 1995, Caribbean countries that joined the NANP were all assigned numbers exclusively within NPA 809. At that time just under 12.5% of the numbers had been assigned to Jamaica. The NPA 809 was added to the NANP in 1958.
Jamaica National Numbering Plan. The Jamaican National Numbering Plan is based on the North American Numbering Plan (NANP) which is the basic numbering scheme for the Public Switched Telephone Network for the North American Numbering Plan Area. The twenty (20) constituent countries of the NANP Area (which share the International Country Code ...
The Natio nal Numbering Plan 6 A Consultative Document Document No. Tel 2002/03 Office of Utilities Regulation Individuals may request photocopies of selected responses at cost price. Copies may also be ordered by post by sending a checque made payable
2020年12月28日 · The NANP region mainly covers the US and its territories, Canada, and some Caribbean countries. The participating countries share numbering resources among themselves. The NANP was developed in 1947 by AT&T and implemented in 1951. The purpose was to simplify and facilitate easy direct international calling. Format of NANP Phone Numbers.
