Numbering scheme

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Chemistry

• CAS registry number
  CAS registry number
  
  CAS registry numbers are unique numerical identifiers for chemical elements, chemical compound, polymers, biological sequences, mixtures and alloys....
  s for chemical compounds
• EC number
  EC number
  
  The Enzyme Commission number is a numbering scheme scheme for enzymes, based on the chemical reactions they catalysis.As a system of enzyme nomenclature, every EC number is associated with a recommended name for the respective enzyme....
  s for identifying enzyme
  Enzyme
  
  Enzymes are biomolecules that catalysis chemical reactions. Almost all enzymes are proteins. In enzymatic reactions, the molecules at the beginning of the process are called Substrate , and the enzyme converts them into different molecules, the products....
  s
• UN number
  UN number
  
  UN numbers or UN IDs are four-digit numbers that identify hazardous substances, and articles in the framework of international transport....
  s for (classes of) hazardous substances
• E number
  E number
  
  E numbers are number codes for food additives and are usually found on food labels throughout the European Union. The numbering scheme follows that of the International Numbering System as determined by the Codex Alimentarius committee....
  s for food additive
  Food additive
  
  Food additives are substances added to food to preserve flavour or improve its taste and appearance.Some additives have been used for centuries; for example, preserving food by pickling , edible salting, as with bacon, preserving sweets or using sulfur dioxide as in some wines....
  s

Communications

• The E.164
  E.164
  
  E.164 is an ITU-T recommendation which defines the international public telecommunications numbering plan used in the PSTN and some other data telecommunications network....
   numbering plan for telephone
  Telephone
  
  The telephone is a telecommunications device that is used to transmitter and receive electronically or digitally encoded sound between two or more people conversing....
   numbers, including:
• Country calling codes
• North American Numbering Plan
  North American Numbering Plan
  
  The North American Numbering Plan is an integrated telephone numbering plan of 24 countries and territories: the United States and its Insular area, Canada, Bermuda, and 16 of the Caribbean countries....
  
• Numbering plans by country
  Telephone numbering plan
  
  A telephone numbering plan is a system of allocating and routing telephone numbers in a telephone network. A closed numbering plan, such as found in North America, features fixed length area codes and local numbers....
  
• Argentina: Argentine telephone numbering plan
  Argentine telephone numbering plan
  
  Argentina made major changes to its telephone numbering plan in 1999, this page describes the changes and the current dialing practices. ...
  
• Australia: Australian telephone numbering plan
  Australian telephone numbering plan
  
  The Australian telephone numbering plan describes the allocation of phone numbers in Australia. It has changed many times, the most recent major reorganisation by the Australian Communications Authority taking place between 1994 and 1998....
  
• China: China telephone numbering plan
  China telephone numbering plan
  
  The Chinese Telephone Code Plan is the way to group telephone numbers in the Mainland China of the People's Republic of China. Land lines and mobile phones follow different systems: land lines use area codes, while mobile phones do not....
  
• France: French telephone numbering plan
  French telephone numbering plan
  
  The French telephone numbering plan is not only used for metropolitan France France, but also for the French overseas departments and some Overseas collectivity....
  
• Hong Kong: Hong Kong telephone numbering plan
  Hong Kong telephone numbering plan
  
  Telephone numbers in Hong Kong are mostly eight-digit. Fixed land line numbers start with 2 or 3, Mobile phone phone numbers with 6 or 9, pager numbers with 7 and forwarding service with 8....
  
• Japan: Japanese telephone numbering plan
  Japanese telephone numbering plan
  
  Country calling code: 81...
  
• Singapore: Singapore telephone numbering plan
  Singapore telephone numbering plan
  
  The Singapore telephone numbering plan, also known as the National Numbering Plan, is regulated by the Numbering Management Department of the Infocomm Development Authority of Singapore , taking over the role from the Telecommunications Authority of Singapore upon its formation in December 1999....
  
• United Kingdom: UK telephone numbering plan
  UK telephone numbering plan
  
  The UK telephone numbering plan, also known as the National Telephone Numbering Plan, is the system used for assigning telephone numbers in the United Kingdom....
  
• The IP address
  IP address
  
  An Internet Protocol address is a numerical identification that is assigned to devices participating in a computer network utilizing the Internet Protocol for communication between its nodes....
   allocation scheme (IANA
  Internet Assigned Numbers Authority
  
  The Internet Assigned Numbers Authority is the entity that oversees global IP address, root nameserver for the Domain Name System , Internet media type, and other Internet protocol assignments....
  )
• The DNIC prefixes of X.25
  X.25
  
  X.25 is an ITU-T standard network layer protocol for Packet switched network wide area network communication. An X.25 WAN consists of Packet switching nodes as the networking hardware, and leased lines, Plain old telephone service connections or ISDN connections as physical links....
   NUAs assigned by the ITU
  International Telecommunication Union
  
  The International Telecommunication Union is the second-oldest international organization still in existence , established to standardize and regulate international radio and telecommunications....
   http://www.itu.int

Locations

• Postal code
  Postal code
  
  A postal code is a series of letters and/or numerical digits appended to a address for the purpose of sorting mail.Germany was the first country to introduce a postal code system, in 1941....
  s
• ZIP code
  ZIP Code
  
  File:UseZipCode.JPGThe ZIP code is the system of postal codes used by the United States Postal Service . The letters ZIP, an acronym for Zone Improvement Plan, are properly written in capital letters and were chosen to suggest that the mail travels more efficiently, and therefore more quickly, when senders use the code....
  s
• Global Location Number
  Global Location Number
  
  The Global Location Number is a thirteen digit number used to identify parties and physical locations. The GLN is generally used in electronic commerce transactions and it is encoded in a barcode, generally GS1-128....
  s by GS1
  GS1
  
  GS1 is a global organization dedicated to the design and implementation of global standards and solutions to improve the efficiency and visibility of Supply Chain globally and across multiple sectors....
  
• Road numbering schemes
• Arlington County, Virginia, street-naming system
  Arlington County, Virginia, street-naming system
  
  This article details the street-naming system of Arlington County, Virginia, Virginia in the United States.Although the streets of Arlington County are not laid out on a grid plan, its local streets follow sequence numbered or alphabetic patterns that are both rationality and provide address information....
  
• Great Britain road numbering scheme
  Great Britain road numbering scheme
  
  The Great Britain road numbering scheme is a numbering system used to Categorization and identify all roads in Great Britain. Each road is given a single letter, which represents the road's category, and a subsequent number, with a length of between 1 and 4 digits....
  
• European route by UNECE
  United Nations Economic Commission for Europe
  
  The United Nations Economic Commission for Europe was established in 1947 to encourage economic cooperation among its member States. It is one of five regional commissions under the administrative direction of United Nations headquarters....
  
• Interstate highway
• Edmonton, Alberta#Street_layout
• Montreal
  Montreal
  
  Montreal, or Montr?al, is the largest city in the Provinces and territories of Canada of Quebec and the List of largest cities and second largest cities by country List of the 100 largest municipalities in Canada by population....
  
• Highways in Australia#Route numbering systems
  Highways in Australia
  
  This is a list of highways in Australia, listed alphabetically along with its route number and location. Note that some highways service more than one state or territory....
  
• FIPS place codes
• House numbering
  House numbering
  
  House numbering is the system of giving a unique number to each building in a street or area, with the intention of making it easier to locate a particular building....
   schemes
• Floor numbering
• line number
  Line number
  
  In computing, a line number is a method used to specify a particular sequence of characters in a text file. The most common method of assigning numbers to lines is to assign every line a unique number, starting at 1 for the first line, and incrementing by 1 for each successive line....
  

Products

• The GS1
  GS1
  
  GS1 is a global organization dedicated to the design and implementation of global standards and solutions to improve the efficiency and visibility of Supply Chain globally and across multiple sectors....
   numbering scheme, including
• GTIN for products, which includes the UPC
  Universal Product Code
  
  The Universal Product Code is a barcode#Symbologies , that is widely used in the United States and Canada for tracking trade items in stores....
   and EAN-13 barcode
  Barcode
  
  A bar code is an optical machine-readable representation of data. Originally, bar codes represented data in the widths and the spacings of parallel lines and may be referred to as linear or 1D barcodes or symbologies....
  s
• ISBN codes for books
• ISSN codes for periodicals
• Vehicle identification number
  Vehicle identification number
  
  A Vehicle Identification Number, commonly abbreviated to VIN, is a unique serial number used by the automotive industry to identify individual motor vehicles....
  

People

• National identification numbers
• Personal identification number (Denmark)
  Personal identification number (Denmark)
  
  The Denmark Personal Identification number is a national identification number, which is part of the personal information stored in the Det Centrale Personregister ....
  
• Social Security number (United States)
• Social Insurance Number
  Social Insurance Number
  
  A Social Insurance Number is a number issued in Canada to administer various government programs. The SIN was created in 1964 to serve as a client account number in the administration of the Canada Pension Plan and Canada's varied employment insurance programs....
   (Canada)
• INSEE
  INSEE
  
  INSEE is the France List of national and international statistical services for Statistics and Economic Studies. It collects and publishes information on the Economy of France and society, carrying out the periodic national census....
   number (France)
• National Insurance
  National Insurance
  
  National Insurance is a system of taxation and related social security benefits in the United Kingdom. It was first introduced by the National Insurance Act 1911, and expanded by the government of Clement Attlee in 1946....
   number (United Kingdom)
• Personal Public Service Number
  Personal Public Service Number
  
  The Personal Public Service Number is an identifier issued by Client Identity Services, Department of Social and Family Affairs on behalf of the Minister for Social and Family Affairs in Republic of Ireland....
   (Republic of Ireland)
• Tax File Number
  Tax File Number
  
  Tax File Number is an 8 or 9 digit number issued by the Australian Taxation Office to each taxpayer to identify their Australian tax dealings....
   (Australia)
• Permanent account number
  Permanent account number
  
  Permanent Account Number is a national identification number, issued to all taxpayers of India whose income is taxable. This number is issued by the Income Tax Office....
   (India)
• Unique Master Citizen Number
  Unique Master Citizen Number
  
  Unique Master Citizen Number is a unique identification number that was assigned at birth to every citizen of SFRY.The JMBG was introduced in December 31, 1976 and applied to all citizens born before then and alive at the time....
   (former Yugoslavia)
• Det Centrale Personregister
  Det Centrale Personregister
  
  Det Centrale Personregister , short CPR is a Denmark nationwide centralised register of personal information.Established in 1968, the register contains information concerning the name, address, Personal identification number , date and place of birth, citizenship and other associated information....
   (Denmark)

Topics

• Dewey Decimal Classification
  Dewey Decimal Classification
  
  The Dewey Decimal Classification is a proprietary system of library classification developed by Melvil Dewey in 1876, and has been greatly modified and expanded through 22 major revisions, the most recent in 2004....
   and Universal Decimal Classification
  Universal Decimal Classification
  
  The Universal Decimal Classification is a system of library classification developed by the Belgium bibliographers Paul Otlet and Henri La Fontaine at the end of the 19th century....
   for books
• West American Digest System
  West American Digest System
  
  West American Digest System is a system of identifying points of law from reported cases and organizing them by topic and key number. The system was developed by Thomson Reuters ....
   legal topic numbering scheme

Transportation

• Vehicle registration plate
  Vehicle registration plate
  
  A vehicle registration plate is a metal or plastic plate attached to a motor vehicle or Trailer for official identification purposes. The registration identifier is a numeric or alphanumeric code that uniquely identifies the vehicle within the issuing region's database....
  s
• British Carriage and Wagon Numbering and Classification
  British carriage and wagon numbering and classification
  
  A number of different numbering and classification schemes have been used for carriages and wagons on Britain's railways, and this page explains the principal systems....
  
• British Rail locomotive and multiple unit numbering and classification
  British Rail locomotive and multiple unit numbering and classification
  
  A number of different numbering and classification schemes were used for locomotives and multiple units operated by British Railways , and this page explains the principal systems....
  

Others/general

• API well numbers for numbering oil and gas
  Oil and gas
  
  Oil and gas is a collective term that refers to liquid and gas hydrocarbons extracted from the subsurface. The term oil and gas may refer to:...
   wells
  Oil well
  
  An oil well is a general term for any boring through the Earth's surface designed to find and produce petroleum Petroleum hydrocarbons. Usually some natural gas is produced along with the oil, and a well designed to produce mainly or only gas may be termed a gas well....
   in the United States
  United States
  
  The United States of America is a Federal government constitutional republic comprising U.S. state and a federal district. The country is situated mostly in central North America, where its Contiguous United States and Washington, D.C., the Capital districts and territories, lie between the Pacific Ocean and Atlantic Oceans, Borders of the U...
  
• Credit card number
• International Statistical Classification of Diseases and Related Health Problems
  ICD
  
  The International Statistical Classification of Diseases and Related Health Problems provides codes to classify diseases and a wide variety of signs, symptoms, abnormal findings,...
   for disease
  Disease
  
  A disease or medical condition is an abnormal condition of an organism that impairs bodily functions, associated with specific symptoms and Medical signs....
  s
• The MAC address
  MAC address
  
  In computer networking, a Media Access Control address , Ethernet Hardware Address , hardware address, adapter address or physical address is a quasi-unique identifier assigned to most network adapters or network interface cards by the manufacturer for identification....
   allocation scheme for hardware addresses of certain networking products
• National Pokédex
• The NSAP allocation scheme
• Post office box
  Post Office box
  
  A post office box is a uniquely-addressable lockable box located on the premises of a post office station.In many countries, particularly in Africa, and the Middle East there is no 'door to door' delivery of mail....
  
• Production code number
  Production code number
  
  The production code number or simply production code is an alphanumeric designation used to uniquely identify episodes within a television series....
  
• Stamp numbering system
  Stamp numbering system
  
  Philatelists' traditional method of identifying postage stamps uniquely has long been to number each country's stamps consecutively; Norway #1 is the 4-skilling blue stamp issued in 1855, and so forth....
  
• Use of ordinals by monarchs
• Princes of Reuss
• Popes
  List of popes
  
  There is no official list of popes, but the Annuario Pontificio, published every year by the Roman Curia, contains a list that is generally considered to be the most authoritative....
  

See also

• naming scheme
  Naming scheme
  
  A naming scheme is a plan for naming objects. In computing, naming schemes are often used for objects connected into computer networks....