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North American Numbering Plan

The North American Numbering Plan (NANP) is an integrated telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Numbering Zone 1 and has the country code 1. Some North American countries, most notably Mexico, do not participate in the NANP.

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Explore the main themes, entities and connections around North American Numbering Plan. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Key facts & relationships

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Country code
1
Format
NXX NXX-XXXX
International access
011
Long-distance
1
NSN length
10

Topics to explore

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Overview

History

Administration

Numbering plan

Dialing procedures

Non-geographic services

Cellular mobile services

Growth

International dialing

Number portability

Toll charges

Countries and territories

Alphabetic mnemonic system

Fictional telephone numbers

Advanced semantic analysis

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Map overview Semantic statistics

North American Numbering Plan

Nodes233
Edges232
Triples89
Avg. degree1.99
Density0.008584
Components1

How this topic connects Entity context

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North American Numbering Plan

Top relations

related to Administration · 25
North American Numbering Plan → Administration, Administrator, AT, Before, Bell Communications Research, Bell System, Bellcore, FCC, Federal Communications Commission, IMS, In, Lockheed, Lockheed Martin, NANPA, Neustar, On December, On January, Pooling Administrator, Somos, T's Central Services Organization
related to Number portability · 14
North American Numbering Plan → Administrator, December, FCC, Federal Communications Commission, June, LECs, LNPA, Metropolitan Statistical Areas, NANC, NANPA, North American Numbering Council, October, The FCC, The Telecommunications Act
related to Cellular mobile services · 11
North American Numbering Plan → Calls, Canada, Consequently, For, In, Instead, NANP, North American, Only, Plan, The North American Numbering
related to Numbering plan · 8
North American Numbering Plan → Canada, General Toll Switching Plan, Local, Operator Toll Dialing, The, This, United States, While
related to Dialing procedures · 6
North American Numbering Plan → Depending, NPA, Seven-digit, The, The NANPA, When
related to International dialing · 6
North American Numbering Plan → Access, IDDD, International Direct Distance Dialing, March, United States, While
related to Non-geographic services · 5
North American Numbering Plan → ERCs, Many, Plan, System-wide, The North American Numbering
related to Modern plan · 4
North American Numbering Plan → NPA, NXX NXX-XXXX, The NANP, Using
related to Interchangeable NPA codes · 3
North American Numbering Plan → Administrator, In, NPA
see also · 2
North American Numbering Plan → List, Resource Utilization/Forecast Report

Important terminology Word statistics

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Important terminology

area code telephone numbering plan codes number numbers local dialing american central north nanp assigned new office system used areas

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
North American Numbering PlanCountry code11.00infobox
North American Numbering PlanFormatNXX NXX-XXXX1.00infobox
North American Numbering PlanInternational access0111.00infobox
North American Numbering PlanLong-distance11.00infobox
North American Numbering PlanNSN length101.00infobox
North American Numbering Planrelated to AdministrationThe NANP0.60section
North American Numbering Planrelated to AdministrationAdministrator0.60section
North American Numbering Planrelated to AdministrationNANPA0.60section
North American Numbering Planrelated to AdministrationAdministration0.60section
North American Numbering Planrelated to AdministrationThis0.60section
North American Numbering Planrelated to AdministrationFederal Communications Commission0.60section
North American Numbering Planrelated to AdministrationFCC0.60section

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    Min side: 3
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