• What does 421 Stand For?

    For 421 we have found 3 definitions.

  • What does 421 mean? We know 3 definitions for 421 abbreviation or acronym in 1 categories. Possible 421 meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.

421 Stands For:

All acronyms (3)Airports & Locations Business & Finance Common (2)Government & Military Medicine & Science Chat & Sub Cultures Education Schools Technology, IT etc.
RankAbbreviationMeaning
*****ARINC 421Guidance For Standard Subdivision of ATA Spec 100 Numbering System for Avionics
Aviation		  
*****421Slovakia
  
***421 KYBowling Green