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  2. Toll-free telephone numbers in the North American Numbering ...

    en.wikipedia.org/wiki/Toll-free_telephone...

    NPA-911 is forbidden as 9-1-1 is an emergency telephone number. (This is less restrictive than the rules prohibiting all three-digit N-1-1 codes as exchanges in all geographic area codes.) NPA-555 is reserved in every toll-free area code (except 800) for future information or directory assistance applications

  3. Landline - Wikipedia

    en.wikipedia.org/wiki/Landline

    Between 1998 and 2008, Africa added only 2.4 million landlines. [5] In contrast, between 2000 and 2008, cell phone use rose from fewer than 2 in 100 people to 33 out of 100. [ 5 ] There has also been a substantial decline of landline phones in the Indian subcontinent , in urban and even more in rural areas.

  4. Telephone - Wikipedia

    en.wikipedia.org/wiki/Telephone

    An old rotary dial telephone AT&T push button telephone made by Western Electric, model 2500 DMG black, 1980. A telephone, colloquially referred to as a phone, is a telecommunications device that enables two or more users to conduct a conversation when they are too far apart to be easily heard directly.

  5. Payphone - Wikipedia

    en.wikipedia.org/wiki/Payphone

    After that, privately owned payphones hit the market. Sources differ as to whether the peak number of payphones in the United States was 2.6 million in 1995 [39] or 2.2 million in 2000. [40] Since then the number of payphones in the United States has declined. In July 2009, AT&T officially stopped supporting the Public Payphone service. Over ...

  6. Cordless telephone - Wikipedia

    en.wikipedia.org/wiki/Cordless_telephone

    Virtually all new cordless phones sold in the US use DECT 6.0 on the 1.9 GHz band, though legacy phones can remain in use on the older 900 MHz, 2.4 GHz and 5.8 GHz bands. There is no specific requirement for any particular transmission mode on the older bands, but in practice many legacy phones also have digital features such as DSSS and FHSS .

  7. CANTV - Wikipedia

    en.wikipedia.org/wiki/CANTV

    CANTV (Compañía Anónima Nacional de Teléfonos de Venezuela) is the state-run telephone and internet service provider in Venezuela. It was one of the first telephone service enterprises in the country, founded in 1930.

  8. Smartphone patent wars - Wikipedia

    en.wikipedia.org/wiki/Smartphone_patent_wars

    2012, Jun 29: Apple is granted an injunction against import of the Samsung Galaxy Tab 10.1. [106] 2012, Jun 30: Judge Lucy Koh grants Apple an injunction against the Samsung Galaxy Nexus. [107] 2012, Jul 1: Samsung files an appeal against Apple's injunction against the Galaxy Nexus. [108] 2012, Jul 2: Nokia claims that the Nexus 7 infringes on ...