999 or triple nine most often refers to:
*
999 (emergency telephone number)
999 is an official emergency telephone number in a number of countries which allows the caller to contact emergency services for urgent assistance. Countries and territories using the number include Bahrain, Bangladesh, Botswana, Eswatini, Ghana ...
, a telephone number for the emergency services in several countries
*
999 (number)
999 (nine hundred ninety-nine or nine-nine-nine) is a natural number following 998 and preceding 1000.
In mathematics
* 999 = 33 × 37, a Kaprekar number.
* a repdigit in bases 10 and 36.
* a palindromic number in bases 10, 14 (51514), and 36 (R ...
, an integer
*
AD 999, a year
*
999 BC, a year
Books
*
''999'' (anthology) or ''999: Twenty-nine Original Tales of Horror and Suspense'', a 1999 anthology of short stories
* ''
Galaxy Express 999'', a manga and anime created by Leiji Matsumoto
Film and TV
* ''
Triple 9
''Triple 9'' is a 2016 American heist action thriller film directed by John Hillcoat and written by Matt Cook. The film stars an ensemble cast featuring Casey Affleck, Chiwetel Ejiofor, Anthony Mackie, Aaron Paul, Clifton Collins Jr., Norman Re ...
'', a 2016 heist-thriller film
*
''999'' (UK TV series), a British programme presented by Michael Buerk that aired on the BBC
*
''999'' (Malaysian TV series), a 2004 Malaysian crime reality television series
* ''
999: What's Your Emergency?'', a 2012 British factual programme following the emergency service
*
''Triple Nine'' (TV series), a Singaporean television series running from 1995 to 1999
Music
*
999 (band), a London punk rock band active since the 1970s
*
''999'' (album), a self-titled album by the band 999
*
999 (Selena Gomez and Camilo song)
*
"999" (Kent song)
* "999", a song from Keith Richards' album ''
Main Offender
''Main Offender'' is the second studio album by Keith Richards, released in 1992 between the Rolling Stones' '' Steel Wheels'' and ''Voodoo Lounge'' projects.
Richards teamed with '' Talk Is Cheap'' collaborator Steve Jordan and added Waddy W ...
'' (1992)
* 999, a number often used by
Juice WRLD
Transportation
*
Ducati 999
The Ducati 999 is a sport bike made by Ducati from 2003 to 2006. It superseded the Massimo Tamburini designed Ducati 916, Ducati 996 and Ducati 998 range of superbikes. This motorcycle enjoyed great success in World Superbike, and was raced in ...
, an Italian motorcycle
*
New York Central and Hudson River Railroad No. 999, the first steam locomotive in the United States to operate at faster than 100 mph
*
Ford 999, a pioneering 1902 racer named for the locomotive
Other uses
*
999 Zachia, an asteroid
*
9–9–9 Plan, a tax plan proposed by 2012 Republican presidential candidate Herman Cain
*
999 phone charging myth, an urban myth that calling the emergency services charges mobile phones
*
Nine (purity), an informal way of ranking purity; "three nines" would be 99.9% pure
* "Three nines" as a level of
high availability (99.9%)
*
Triple Nine Society, a society for people with IQs in the 99.9th percentile
*
Nine Hours, Nine Persons, Nine Doors, a 2009 video game developed by Chunsoft
See also
*
0.999... for proofs that 0.999... is equal to 1
{{Number disambiguation