Usps Abbreviations and Acronyms

1. OFC
   Office
2. OFF
   Office
3. OFM
   On-line File Maintenance
4. OIC
   Officer In Charge
5. OINC
   Officer In Charge
6. OLQ
   On-Line Query
7. OM
   Oman
8. OMA
   Oman
9. OMAS
   Official Mail Accounting System
10. OMSS
    Organizational Management Staffing System
11. OP
    Optional Procedure Mailing System
12. OPF
    Official Personnel Folder
13. OTR
    over-the-road container
14. OZ
    Australia
15. PA
    Paraguay
16. PA
    Panama
17. PACK
    Package
18. PACK
    Packet
19. PAF
    Postal Address File
20. PAN
    Panama

Last updated: May 24, 2020 — Total entries: 1,379