Telecom Abbreviations and Acronyms

1. USDC
   United States Digital Cellular
2. USDD
   United States Department of Defense
3. USDL
   United States Dollars
4. USDLA
   United States Distance Learning Association
5. USDN
   United States Isdn
6. USDOD
   United States Department of Defense
7. USEC
   Microsecond
8. USEDA
   Users Society for Electronic Design Automation
9. USENET
   Users' Network
10. USENET
    Users Network
11. USERID
    User Identification
12. USF
    Universal Service Fund
13. USF
    Universal Single Frequency
14. USF
    Uplink Status Flag
15. USF
    Universal Server Farm
16. USGS
    United States Geological Survey (DOI)
17. USHR
    Unidirectional Self-Healing Ring
18. USI
    User Service Information
19. USI
    User System Interface
20. USIC
    United States Integrity Center

Last updated: October 28, 2020 — Total entries: 29,496