N4

N4, N-4, or N.4 may refer to:

Computing

• N4 (NHS), the successor to the N3 NHS computer network
• NASCAR Racing 4, a NASCAR sim by Papyrus and Sierra
• N4, a Markup Language
• N4, TSMC's 4 nm semiconductor process node

Energy

• N4 (nuclear reactor), a French pressurized water reactor type

Roads

• N4 highway (Philippines)
• N4 (Bangladesh)
• N4 road (Belgium), a road connecting Brussels and Arlon
• N4 road (France)
• N4 road (Gabon)
• N4 road (Ireland), a National Primary Route connecting Dublin, Mullingar, Longford, Carrick-on-Shannon, and Sligo
• N4 road (Luxembourg)
• N4 road (Senegal)
• N4 road (South Africa), a road connecting the Botswana border, Pretoria, and the Mozambique border
• N4 road (Spain), a National Primary Route connecting Madrid and Andalusia
• N4 road (Switzerland)
• Nebraska Highway 4, a state highway in the U.S. state of Nebraska
• Route nationale 4 (Niger)

Transport

• Fairey N.4, a British reconnaissance flying boat of the 1920s
• LNER Class N4, a British steam locomotive class
• Minerva Airlines, IATA airline designator
• SP&S Class N-4, a steam locomotive class
• USS N-4 (SS-56), a 1916 N-class coastal defense submarine of the United States Navy

Other

• N
  ₄, an unstable molecule of nitrogen (tetranitrogen)
• N4, a postcode district in the N postcode area of London
• N4, a Drum & Bass / Hardcore record label run by Pete Cannon. Named after the N4 London postcode district
• N4 (television channel), a community television channel in Akureyri, Iceland
• Washburn N4, an electric guitar
• The second level in the Japanese Language Proficiency Test
• Nexus 4, an Android smartphone

See also

• 4N (disambiguation)

N04 may refer to :

• ATC code N04 Anti-parkinson drugs, a subgroup of the Anatomical Therapeutic Chemical Classification System
• Griswold Airport FAA LID
• Nephrotic syndrome ICD-10 code
• N°4, a shortening for Number Four (disambiguation)

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