RTN may refer to:
*
Racetrack Television Network, North America
*
Random telegraph noise
*
Recursive transition network
*
Register transfer notation for synchronous digital circuits
*
Reticular thalamic nucleus
*
Retro Television Network
Retro TV (stylized as retrotv), formerly known as Retro Television Network, is an American broadcast television network owned by Get After It Media. The network mainly airs classic television sitcoms and drama series from the 1950s through t ...
, US
*
Routing Transit Number in US banking system
*
Rowan Television Network
*
Royal Thai Navy
The Royal Thai Navy (Abbreviation, Abrv: RTN, ทร.; , ) is the Navy, naval warfare force of Thailand. Established in 1906, it was modernised by the Admiral Prince Abhakara Kiartiwongse (1880–1923) who is known as the father of the Royal N ...
* Former callsign of the
NRN TV station in Lismore, NSW, Australia
*
RTN (Switzerland), radio broadcaster
{{disambig