12B (disambiguation)

12B is a 2001 Indian Tamil-language film by Jeeva.

12B may also refer to:

• New York State Route 12B, a state highway in the central part of New York
• Missouri Route 12B
• Nebraska Spur 12B
• WASP-12b, an extrasolar planet
• HAT-P-12b, an extrasolar planet
• Boron-12 (¹²B), an isotope of boron
• 12B, a short-lived Mazda Wankel engine
• 12B United States MOS enlisted (military occupational specialty) for "Combat Engineer"
• 12b, an alternative name for the Ontario Academic Credit program

• B12 (disambiguation)