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In telephony, an unlisted number (United States, New Zealand), ex-directory number (United Kingdom) silent number, silent line (Australia [1] ), or private number (New Zealand, and Canada) is a telephone number that, for a fee, [2] is intentionally not listed in telephone books. Although an unpublished number is not included in the phone book ...
The National Do Not Call Registry is a database maintained by the United States federal government, listing the telephone numbers of individuals and families who have requested that telemarketers not contact them. [1] Certain callers are required by federal law to respect this request. Separate laws and regulations apply to robocalls in the ...
8. Spy Dialer. Spy Dialer is a free reverse phone lookup service that accesses public databases of registered phone numbers to help users find information on cell phone and landline numbers and ...
In Hungary, telephone numbers are in the format 06 + area code + subscriber number, where the area code is a single digit 1 for Budapest, the capital, followed by a seven digit subscriber number, and two digits followed by either seven (for cell phone numbers) or six digits (others). for other areas, cell phone numbers or non-geographic numbers ...
The Home Network Identity (HNI) is the combination of the MCC and the MNC. This is the number which fully identifies a mobile subscriber. This combination is also known as the PLMN. (e.g. HNI for IR-MCI with MNC = 11 and MCC of Iran = 432 will be 43211) There are 9 mobile phone providers in Iran, listed below.
Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.
Dialing a known emergency number like 112 forces the phone to try the call with any available network. On some networks, a GSM phone without a SIM card may be used to make emergency calls, and most GSM phones accept a larger list of emergency numbers without SIM card, such as 112, 911, 118, 119, 000, 110, 08, and 999.
A SIM ( Subscriber Identity Module) card is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices (such as mobile phones and laptops ).