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  2. Plus and minus signs - Wikipedia

    en.wikipedia.org/wiki/Plus_and_minus_signs

    When placed after a number, a plus sign can indicate an open range of numbers. For example, "18+" is commonly used as shorthand for "ages 18 and up". In grading systems (such as examination marks), the plus sign indicates a grade one level higher and the minus sign a grade lower. For example, B− ("B minus") is one grade lower than B.

  3. Telephone numbers in Cyprus - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Cyprus

    Telephone numbers in Cyprus follow a closed telephone numbering plan which was adopted on 1 December 2001. As a result, for landline phone numbers the digit 2 followed by the old area code was affixed to the subscriber number and for mobile phones 9 was affixed to the phone number. The plan is also used in Akrotiri and Dhekelia.

  4. Telephone numbers in Iceland - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Iceland

    Telephone numbers in Iceland are seven digits long and generally written in the form xxx xxxx or xxx-xxxx and the E.123 format specifies +354 xxx xxxx from abroad since the country code is +354. There are no area codes in this closed numbering plan and the international call prefix is 00 .

  5. N11 code - Wikipedia

    en.wikipedia.org/wiki/N11_code

    N11 code. This U.S. road sign alerts highway users to the availability of 9-1-1 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 the digits 2 through 9 and thus the syntax stands for the codes 211, 311, 411, 511, 611 ...

  6. Unlisted number - Wikipedia

    en.wikipedia.org/wiki/Unlisted_number

    The second type unlisted number was not listed in the (paper based) phone book, but was listed on the directory service (a voice call to 018 in the 1970s). Listed number with a hidden address is useful for women's shelter etc., where the number needs to be listed, but where the address is to be hidden from the general public.

  7. List of mobile telephone prefixes by country - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_telephone...

    268 7xx. 10. NANP member. Argentina. +54. 9/15. 10. All carriers: Claro, Movistar, Personal, Tuenti. 15 before the local number but after long distance area code for national calls (0 11 15 xxxx-xxxx) and 9 placed after the international access code excluding the 15 for international calls (+54 9 11 xxxx-xxxx).

  8. Telephone directory - Wikipedia

    en.wikipedia.org/wiki/Telephone_directory

    Telephone directory. A telephone directory, commonly called a telephone book, telephone address book, phonebook, or the white and yellow pages, is a listing of telephone subscribers in a geographical area or subscribers to services provided by the organization that publishes the directory. Its purpose is to allow the telephone number of a ...

  9. Telephone numbers in Switzerland - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in...

    074 – Pager. 075 – Mobile phone " Natel D" ( Swisscom) / previously used for Liechtenstein ( Telephone numbers in Liechtenstein) which used to be within the Swiss telephone numbering plan. 076 – Mobile phone Sunrise. 077 – Mobile phone " Natel C". 078 – Mobile phone Salt ( Orange (telecommunications))