311 may refer to:
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311 (number), a natural number
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AD 311
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Year 311 ( CCCXI) was a common year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Valerius and Maximinus (or, less frequently, year 1064 '' ...
, a year of the Julian calendar, in the fourth century AD
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311 BC, a year of the pre-Julian Roman calendar
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311 (band), an American band
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''311'' (album), band 311's self-titled album
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311 (DSM-IV), DSM-IV code for "Depressive Disorder Not Otherwise Specified"
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311 Boyz, a teen gang in Las Vegas, Nevada
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3-1-1, the telephone number of local information service operated by some local governments in the United States and Canada
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3-1-1 for Carry-Ons, a procedure enacted by the United States Transportation Security Administration
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311 earthquake, the 2011 TÅhoku earthquake and tsunami off Japan
* 311, the area code of a common
fictitious telephone number
Ranges for fictitious telephone numbers are common in most telephone numbering plans. One of the main reasons these ranges exist is to avoid accidentally using real phone numbers in movies and television programs because of viewers frequently calli ...
(311-555-2368) used in early Bell System ads and in fiction
See also
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Class 311 (disambiguation) Class 311 may refer to:
* 311 series, an electric train type operated in Japan
* British Rail Class 311
The British Rail Class 311 alternating current (AC) electric multiple units (EMU) were built by Cravens at Sheffield in 1967. They were int ...
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3/11 (disambiguation)
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