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Landline service is typically provided through the outside plant of a telephone company's central office, or wire center. The outside plant comprises tiers of cabling between distribution points in the exchange area, so that a single pair of copper wire, or an optical fiber, reaches each subscriber location, such as a home or office, at the network interface.
Landline phone numbers begin with the area code, then one digit for the operator code, then six digits for the primary telephone number. Format: (XXX Y ZZZZZZ) where: "xxx" denotes the area code. All area codes begin with the number 0. The operator code for fixed (landline) numbers is "y".
Subscriber names are generally listed in alphabetical order, together with their postal or street address and telephone number.In principle every subscriber in the geographical coverage area is listed, but subscribers may request the exclusion of their number from the directory, often for a fee; their number is then said to be "unlisted" (US and Canada), "ex-directory" (British English), or ...
Call originator - (or calling party, caller or A-party) a person or device that initiates a telephone call by dialling a telephone number.; Call waiting - a system that notifies a caller of another incoming telephone call by sounding a sound in the earpiece.
A telephone number is a sequence of digits assigned to a landline telephone subscriber station connected to a telephone line or to a wireless electronic telephony device, such as a radio telephone or a mobile telephone, or to other devices for data transmission via the public switched telephone network (PSTN), or other public and private networks.
The information could be the person's name or a company name. The caller's name can also be blocked and display “restricted”, or if technical failures occur “not available”. [1] In Canada, the caller name information can be applied either by the client's own equipment (PBX), or by the originating carrier.
In some cases, a 411 call from a landline will yield local, national, and sometimes international listings. Most telephone companies permit up to two listings per 411 calls. All wireless carriers offer nationwide listings with 411 except Xfinity Mobile, and some offer additional Enhanced Directory Assistance services.
800 toll-free numbers are commonly called "800 免费电话". The official name is "被叫集中付费业务" (called party collect paid service), which means the cost of the call is borne not by the caller but by the party receiving the call. 800-toll-free numbers in China are ten-digit numbers beginning with "800". There is no prefix before ...