national toll dialing

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• National Suicide Prevention Lifeline — The National Suicide Prevention Lifeline 1 800 273 TALK is a suicide prevention network of 132 crisis centers in the United States, that provides a 24 hour, toll free hotline available to anyone in suicidal crisis or emotional distress. After… …   Wikipedia

• Direct distance dialing — (DDD) or direct dial is a telecommunications term for a network provided service feature in which a call originator may, without operator assistance, call any other user outside the local calling area. DDD requires more digits in the number… …   Wikipedia

• Pulse dialing — Middle 20th century rotary dial telephone Pulse dialing, dial pulse, or loop disconnect dialing, also called rotary or decadic dialling in the United Kingdom (because up to 10 pulses are sent), is pulsing in which a direct current pulse train is… …   Wikipedia

• Seven-digit dialing — 7 digit dialing is a popular term referring to the traditional convention in the United States and Canada for dialing local phone calls. It is also sometimes known as local format or network format .Within the multi national calling area… …   Wikipedia

• Telephone numbers in the Americas — North America= North American Numbering PlanCountry Code: 1 International Call Prefix: 011In the United States (including its territories), Canada, Bermuda, and 16 Caribbean nations, area codes are regulated by the North American Numbering Plan.… …   Wikipedia

• North American Numbering Plan — NANPA redirects here. For other uses, see Nanpa (disambiguation). This article is about the numbering plan. For a list of area codes under the plan, see List of North American Numbering Plan area codes. The North American Numbering Plan (NANP) is …   Wikipedia

• Telephone numbers in New Zealand — New Zealand telephone numbers Location Country New Zealand Continent Oceania Access codes Country calling +64 International prefix 00 …   Wikipedia

• Area code 671 — The area code 671 is the local telephone area code of Guam. It was created in 1997 replacing Guam s previous country code, 671.OriginsPrior to 1997, callers from the rest of the United States had to dial 011 671 and then the seven digit telephone …   Wikipedia

• Area code 670 — The area code 670 is the local telephone area code for the U.S. commonwealth of the Northern Mariana Islands (NMI). It was created in July 1, 1997 and replaced the previous International Telecommunication Union country code 670.Country Code… …   Wikipedia

• Telephone numbering plan — Area Code redirects here. For the song by Ludacris, see Area Codes (song). A telephone numbering plan is a type of numbering scheme used in telecommunications to allocate telephone numbers to subscribers and to route telephone calls in a… …   Wikipedia

• Telephone numbers in Colombia — Country Code: +57 International Call Prefix: 00 followed by 1 or 3 digit carrier code Trunk Prefix: 0 followed by 1 or 3 digit carrier code Colombia has various telephone dial plans, depending on the type of service. Contents 1 Landline service 1 …   Wikipedia