R6 or R-6 may be:

• Radial Road 6, a highway in the Philippines
• R6 assault rifle, a South African shortened version of the R4 assault rifle
• R6 battery, a carbon-zinc battery in the AA size. See List of battery sizes
• R6 implant, in Scientology doctrine
• R6 (New York City Subway car), a model of New York City Subway rolling stock manufactured from 1935 to 1936
• R6 (SEPTA), a former commuter rail line in Philadelphia, Pennsylvania, which has been split into:
  • Cynwyd Line (R6 Cynwyd)
  • Manayunk/Norristown Line (R6 Norristown)
• R6: Explosive with or without contact with air, a risk phrase in chemistry
• Caudron R.6, a French reconnaissance aircraft of World War I
• R6 expressway (Czech Republic), a road in Czech Republic
• R6 expressway (Slovakia)
• R6, a building under construction as part of the Norwegian Government quarter (Norw. Regjeringskvartalet)
• Ross R-6 glider
• Tupolev R-6, a Soviet multi- role reconnaissance fighter
• USS R-6 (SS-83), a 1919 R-class coastal and harbor defense submarine of the United States Navy
• Yamaha YZF-R6, a 600cc Yamaha supersport-class motorcycle
• Air Srpska IATA code defunct
• Rainbow Six, a Tom Clancy video game series and book, is sometimes abbreviated as R6
• RACSA (airline) IATA code
• Sikorsky R-6 helicopter
• an abbreviation for :
  • Region 6, the DVD region code for People's Republic of China, Hong Kong, North Korea
  • receptor 6, the sixth in line of a series of cellular receptors, generally at the end of an acronym

R06 may refer to :

• HMS Illustrious (R06), a 1976 Invincible-class British Royal Navy light aircraft carrier
• ATC code R06 Antihistamines for systemic use, a subgroup of the Anatomical Therapeutic Chemical Classification System

This disambiguation page lists articles associated with the same title formed as a letter-number combination. If an internal link led you here, you may wish to change the link to point directly to the intended article.