JA

• British Rail Class 73
• Chrysler JA platform
• JA (TV series)
• JA One
• Ja (Indic)
• Ja (Javanese)
• Ja (beetle)
• Ja (footballer)
• Ja (novel)
• Ja (unit)
• Ja Morant
• Ja Rule
• Jamiat Ahle Hadith
• Jammu and Kashmir (union territory)
• Japan
• Japan Agricultural Cooperatives
• Japanese language
• Jasmonic acid
• Judge Advocate
• Judge of Appeal
• Junior Achievement
• NZR JA class
• Saikyō Line
• Slavic vocabulary
• YA (disambiguation)
• Ya (Cyrillic)
• Yugoslav Action