Flight Information Region
Key Facts
Abbreviation
FIR
Pronunciation
/flaɪt ˌɪnˌfɔrˈmeɪʃən ˈriʤən/
Category
Governmental
Related Field
Transportation
Other meanings of FIR
Flats Industrial Railroad Company
Regional
File Intermediate Representation
Computing
Finite Impulse Response
Academic
Fire and Insect Resiliency
Academic
Field Investigation Research
Academic
First Information Report
Business
Forum Isiyo Rasmi
Internet
Flexible Initiatives Resourcing
Business
Feline Interaction Robot
Medical