Definition[edit | edit source]

A telephone number (also called a directory number) is the number that needs to be dialed to reach a particular telephone. "The term 'telephone number' includes landline, web-based, and mobile phone numbers."[1]

References[edit | edit source]

  1. FTC, Children’s Online Privacy Protection Rule, __ Fed. Reg. __, n.62 (Sept. 15, 2011) (full-text).
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