Lesson plan

N11 code

service. An N11 code (pronounced Enn-one-one) is a three-digit dialing code used in abbreviated dialing in the North American Numbering Plan (NANP). The mnemonic N stands for any of the digits 2 through 9 and thus the syntax expands to 211, 311, 411, 511, 611, 711, 811, and 911. These dialing codes provide access to special local services, such as 911 for emergency services, which is a facility mandated by law in the United States. The Federal Communications Commission (FCC) in CC Docket 92-105, specified how the N11 codes of 211, 311, 511, 711 and 811 codes would be used for various types of public information under NANP.

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Article summary

service. An N11 code (pronounced Enn-one-one) is a three-digit dialing code used in abbreviated dialing in the North American Numbering Plan (NANP). The mnemonic N stands for any of the digits 2 through 9 and thus the syntax expands to 211, 311, 411, 511, 611, 711, 811, and 911. These dialing codes provide access to special local services, such as 911 for emergency services, which is a facility mandated by law in the United States. The Federal Communications Commission (FCC) in CC Docket 92-105, specified how the N11 codes of 211, 311, 511, 711 and 811 codes would be used for various types of public information under NANP.

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  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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