Postal Abbreviations and Acronyms

1. STS
   Supervisory Training System
2. MASC
   Minneapolis Accounting Service Center
3. MIRs
   Mail Item Retrieval System
4. MITS
   MTAC Issue Tracking System
5. NIST
   National Institute of Standards and Technology
6. P&O
   Purchase Order
7. SMW
   System Manager Workstation
8. CASS
   Coding Accuracy Support System
9. MASS
   Massachusetts
10. MASS
    Multiline Accuracy Support System
11. sass
    Surface Air Support System
12. save
    Standardized Acceptance and VErification
13. SPS
    Statistical Programs Specialist
14. D&C
    District of Columbia
15. APQC
    American Productivity & Quality Center
16. PASS
    Postal Application and Scheduling System
17. FAT
    First Article Test
18. FAT
    Foot Access Test
19. MISS
    Mississippi
20. NAPS
    National Association of Postal Supervisors

Last updated: May 24, 2020 — Total entries: 2,183