38

38 may refer to:

• 38 (number), the natural number following 37 and preceding 39
• one of the years 38 BC, AD 38, 1938, 2038
• .38, a caliber of firearms and cartridges
  • .38 Special, a revolver cartridge
• Thirty-Eight: The Hurricane That Transformed New England, a 2016 book by Stephen Long
• "Thirty Eight", a song by Karma to Burn from the album Almost Heathen, 2001

Look up 38 in Wiktionary, the free dictionary.