Us Post Abbreviations and Acronyms
- FIRESFlat Interim Remote Encoding System
- FIRESFlat Interim Remote Encoding System (US Postal Service)
- FLTSFlats
- FMBCRFlat Mail Bar Code Reader
- FMOField Maintenance Office
- FMOCRFlat Mail Optical Character Reader
- FMPCSFixed Mechanization Process Control System
- FOEForwarding Order Expired
- FONFunctional Operation Number
- FPRFunded Procurement Request
- FREBOField Real Estate and Buildings Office
- FREQFrequencl Code
- FRESFlat Remote Encoding System
- FRIPFlats Recognition Improvement Program
- FSM 1000Flat Sorting Machine Model 1000
- FSM 881Flat Sorting Machine Model 881
- FSOFacilities Service Offices
- FTFFriend To Fuiend
- GAPAGuichet D'Affranchisement Postale Automatique
- GAPPGlobal Air Parcel Post
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