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About This Item
Full Description
The purpose of this document is to provide planning guidelines to NPA Relief Coordinators, affected parties and applicable regulatory authorities within affected NPAs within the North American Numbering Plan area. It lists the assumptions, constraints, and the planning principles used in NPA Code relief planning efforts. It also lists the steps of the NPA Code relief planning process and describes the alternative methods of providing NPA Code relief and their various attributes.
Document History
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ATIS 0300119(2024-03)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Most Recent
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ATIS 0300119(2023-09)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Historical Version
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ATIS 0300119(2023-06)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Historical Version
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ATIS 0300119(2023-04)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Historical Version
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ATIS 0300119(2023-03)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Historical Version
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ATIS 0300119(2022-07)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Historical Version
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ATIS 0300119(2022-04)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Historical Version
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ATIS 0300119(2021-09)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines (TBCOCAG)- Historical Version
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ATIS 0300119(2021-01)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Assignment Guidelines (TBCOCAG)- Historical Version
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ATIS 0300119(2021-07)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Assignment Guidelines (TBCOCAG)- Historical Version
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ATIS 0300119(2021-01)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Assignment Guidelines (TBCOCAG)- Historical Version
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ATIS 0300119(2020-11)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines (TBCOCAG)- Historical Version
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ATIS 0300119(2020-07)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines- Historical Version
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ATIS 0300119(2020-06)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines (TBCOCAG)- Historical Version
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ATIS 0300119(2020-03)
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines (TBCOCAG)- Historical Version
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ATIS 0300119(2019-10)
Thousands-Block Number (NXX-X) Pooling Administration Guidelines (TBPAG)- Historical Version
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ATIS 0300051(2019-05)
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066(2019-05)
Thousands-Block Number (NXX-X) Pooling Administration Guidelines (TBPAG)- Historical Version
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ATIS 0300051(2019-04)
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066(2019-04)
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
-
ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
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ATIS 0300066
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
-
ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300066
Thousands-Block Number (NXX-X) Pooling Administration Guidelines- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
viewing
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
Central Office Code (NXX) Assignment Guidelines (COCAG)- Historical Version
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ATIS 0300051
CENTRAL OFFICE CODE (NXX) ASSIGNMENT GUIDELINES (COCAG)- Historical Version
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ATIS 0300051
CENTRAL OFFICE CODE (NXX) ASSIGNMENT GUIDELINES (COCAG)- Historical Version
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ATIS 0300051
CENTRAL OFFICE CODE (NXX) ASSIGNMENT GUIDELINES (COCAG)- Historical Version
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ATIS 0300051
CENTRAL OFFICE CODE (NXX) ASSIGNMENT GUIDELINES (COCAG)- Historical Version