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Há 2 dias · NANP members are assigned three-digit numbering plan area (NPA) codes under the common country prefix 1, shown in the format 1 (NPA) . 1 North American Numbering Plan. 1 – United States, including United States territories: 1 (340) – United States Virgin Islands. 1 (670) – Northern Mariana Islands. 1 (671) – Guam.
Há 15 horas · A shared telephone system known as the North American Numbering Plan (NANP) is an integrated telephone numbering plan of 24 countries and territories: the U.S. and its territories, Canada, Bermuda, and 17 Caribbean nations.
- 24,709,000 km² (9,540,000 sq mi) (3rd)
- 23 non-sovereign territories
- 23 sovereign states
- 592,296,233 (2021; 4th)
4 de mai. de 2024 · The North American Numbering Plan Administration (NANPA) is in charge of assigning area codes. They have the authority granted by the Federal Communications Commission (FCC) to oversee the telephone numbering system in the United States.
26 de abr. de 2024 · The country code for the United States of America is +1 because it was assigned the code 1 under the North American Numbering Plan (NANP) in 1947. The NANP was established to simplify and facilitate direct dialing of long distance telephone calls within North America.
30 de abr. de 2024 · The country code for the United States of America is +1 because it was assigned the code 1 under the North American Numbering Plan (NANP) in 1947. The NANP was established to simplify and facilitate direct dialing of long-distance telephone calls within North America.
Há 2 dias · Odd numbers run north–south with numbers increasing from west to east, while even numbers run east–west with numbers increasing from south to north. I‑78 and US 22 in Berks County, Pennsylvania (2008) The numbering scheme for the Interstate Highway System was developed in 1957 by the American Association of State Highway and ...
2 de mai. de 2024 · NPA NXX Databases. Gold Edition North American NPA NXX Database. Produced: on or before 5th calendar day monthly. Current Release: May 2, 2024. Distribution Frequency: monthly or quarterly (issue date: January, April, July, October) Distribution Format: Internet download.
