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  2. Number Portability Administration Center - Wikipedia

    en.wikipedia.org/wiki/Number_Portability...

    The Number Portability Administration Center ( NPAC) is a function of the Federal Communications Commission (FCC) in the United States. It administers the routing of telephone calls and text messages (SMS) for the telecommunications industry and its customers in the regions of the North American Numbering Plan. [1]

  3. Port Washington Police District - Wikipedia

    en.wikipedia.org/wiki/Port_Washington_Police...

    The Port Washington Police District Headquarters on August 11, 2021. The Port Washington Police District was established in November 1921, after an uptick in burglaries plagued the Greater Port Washington area, in addition to a large influx of new residents. The first day of operations was January 1, 1922.

  4. Claro Puerto Rico - Wikipedia

    en.wikipedia.org/wiki/Claro_Puerto_Rico

    Claro Puerto Rico is one of the largest telecommunications services company in Puerto Rico. It is headquartered in Guaynabo, Puerto Rico, and has operated for almost a century offering voice, data, long distance, broadband, directory publishing and wireless services for the island residents and businesses. It was founded by the Behn brothers ...

  5. Mobile number portability - Wikipedia

    en.wikipedia.org/wiki/Mobile_number_portability

    Overview. Mobile number portability is implemented in varying ways across the globe. The international and European standard implements "recipient-led" porting, in which a customer wishing to port a telephone number contacts the new network (recipient), which sends the number portability request (NPR) to the current network operator (donor).

  6. Atomic bombings of Hiroshima and Nagasaki - Wikipedia

    en.wikipedia.org/wiki/Atomic_bombings_of...

    During the night of 56 August, Japanese early warning radar detected the approach of numerous American aircraft headed for the southern part of Japan. Radar detected 65 bombers headed for Saga, 102 bound for Maebashi, 261 en route to Nishinomiya, 111 headed for Ube and 66 bound for Imabari. An alert was given and radio broadcasting stopped ...

  7. Porting Authorisation Code - Wikipedia

    en.wikipedia.org/wiki/Porting_Authorisation_Code

    Porting Authorisation Code. Porting Authorization Code ( PAC) is a unique identifier (normally 9 characters long and in the format "ABC123456") used by some mobile network operators to facilitate mobile number portability (MNP). This allows users to retain their mobile telephone number when switching operators.

  8. Telephone numbers in Colombia - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_colombia

    When the current format was adopted in that year, existing toll-free numbers were given the format 01-800-0XX-XXXX. These numbers were advertised with the grouping 01-8000-XX-XXX, leading many people to erroneously believe that the general prefix for toll-free numbers is 01-8000. Other services Toll-based service. 01-900-XXX-XXXX

  9. Communication during the September 11 attacks - Wikipedia

    en.wikipedia.org/wiki/Communication_during_the...

    The Port Authority radio repeater, intended to allow communications inside the towers, did not appear to work as intended on September 11. The system, also called Port Authority Channel 30, was installed at Port Authority police desk in WTC 5 in 1994 after the 1993 World Trade Center attack.