Found 1 abbreviations in 2 groups
| F-Hour: Meaning | Category |
| F-Hour | Effective Time of Announcement By The Secretary of Defense to The Military Departments of A Decision to Mobilize Reserve Units | Military abbreviations |
| F-HOUR: Meaning | Category |
| F-HOUR | Effective time of announced Reserve Component mobilization | Military abbreviations |
Abbreviations similar to fhour
- FAAR - Forward Area Alerting Radar (US)
- FFAR - Folding Fin Aerial Rocket
- FR - Fireman Recruit
- FRI - Food Research Institute
- FBR - Fast Breeder Reactor
- FFR - Fédération française de rugby (French, "French Rugby (Union) Federation")
- FIR - Final Inspection Report
- fra - French language (ISO 639-2 code)
- frr - North Frisian language (ISO 639-2 code)
