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 emergency assistance. Countries and territories using the number include Bahrain, Bangladesh, Botswana, Cook Islands ...

, a telephone number for the emergency services in several countries *

999 (number) 999 (nine hundred ndninety-nine or nine-nine-nine) is a natural number following 998 and preceding 1000. The largest 3-digit decimal integer. In mathematics * 999 is a Kaprekar number * Since 103 − 1 = 999 = 27 × 37, the repeating deci ...

, an integer * AD 999, a year *

999 BC The 990s BC is a decade which lasted from 999 BC to 990 BC. Events and trends * 998 BC—King David establishes Jerusalem as the capital of the Kingdom of Israel. * 994 BC— Archippus, Archon of Athens dies after a reign of 19 years and is su ...

, a year

Media

Books

* ''999'' (anthology) or ''999: Twenty-nine Original Tales of Horror and Suspense'', a 1999 anthology of short stories * ''

Galaxy Express 999 is a Japanese manga series. It is written and illustrated by Leiji Matsumoto, later adapted into a number of anime films and television series. It is set in a spacefaring, high-tech future in which humans have learned how to transfer ...

'', a manga and anime created by Leiji Matsumoto

Film and television

* '' Triple 9'', a 2016 heist-thriller film * ''999'' (British 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) 999 are an English punk rock band, formed in London in December 1976. From 1976 to 1985, their line-up consisted of Nick Cash (vocals, guitar), Guy Days (lead guitar), Jon Watson (bass guitar) and Pablo LaBritain (drums). LaBritain was tempora ...

, a London punk rock band active since the 1970s * ''999'' (album), a self-titled album by the band 999 * ''999'' (MC Lars album), an album by MC Lars *

999 (Selena Gomez and Camilo song) "999" is a song recorded by American singer Selena Gomez and Colombian singer Camilo. It was released through Interscope Records on August 27, 2021. The song was written by Gomez, Camilo, and Édgar Barrera and is produced by Camilo and Barrera ...

* "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 ...

'' (1992) * 999, a number often used by

Juice WRLD Jarad Anthony Higgins (December 2, 1998 – December 8, 2019), known professionally as Juice Wrld (pronounced "juice world"; stylized as Juice WRLD), was an American rapper, singer, and songwriter. He emerged as a leading figure in the emo rap ...

Video games

* '' 999: Nine Hours, Nine Persons, Nine Doors'', a 2009 video game developed by Chunsoft

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 ...

, an Italian motorcycle *

New York Central and Hudson River Railroad No. 999 New York Central and Hudson River Railroad No. 999 is a “American” type steam locomotive built for the New York Central and Hudson River Railroad in 1893, which was intended to haul the road's Empire State Express train service. It was built ...

, the first steam locomotive in the United States to operate at faster than 100 mph *

Ford 999 The Ford 999 was a nameplate attached to two distinct but similar racers built by Henry Ford during the early 20th century. Though they began as separate entities, they were virtually mechanically identical, and parts (and ultimately names) were s ...

, a pioneering 1902 racer named for the locomotive

Other uses

999 Zachia 999 Zachia is a main-belt asteroid that was discovered by German astronomer Karl W. Reinmuth in 1923 and named after Hungarian astronomer Franz Xaver von Zach. Photometric observations of this asteroid collected during 1999 show a rotation p ...

, an asteroid *

9–9–9 Plan The 9–9–9 Plan was a tax proposal that was a centerpiece of Herman Cain's 2012 campaign for the Republican Party's nomination for president of the United States. It was introduced in August 2011. The plan called for the replacement of all c ...

, a tax plan proposed by 2012 Republican presidential candidate Herman Cain *

999 phone charging myth The 999 phone charging myth is an urban legend that claims that if a mobile phone has low battery, then dialling 999 (or any regional emergency telephone number) charges the phone so it has more power. This was confirmed as untrue by several Bri ...

, an urban myth that calling the emergency services charges mobile phones *

Nine (purity) Nines are an informal logarithmic notation for proportions very near to one or, equivalently, percentages very near 100%. Put simply, "nines" are the number of consecutive nines in a percentage such as 99% (two nines) or a decimal fraction such a ...

, an informal way of ranking purity; "three nines" would be 99.9% pure * "Three nines" as a level of

high availability High availability (HA) is a characteristic of a system that aims to ensure an agreed level of operational performance, usually uptime, for a higher than normal period. There is now more dependence on these systems as a result of modernization ...

(99.9%) *

Triple Nine Society The Triple Nine Society (TNS) is an international high-IQ society for adults whose score on a standardised test, standardized test demonstrates an IQ at or above the 99.9th percentile of the human population. The society recognizes scores from ...

, a society for people with IQs in the 99.9th percentile