Calling Abbreviations and Acronyms

  1. UIA
    Urban Innovative Actions
  2. UIFN
    Universal International Free Number
  3. UIFNS
    Universal International Freephone Numbers
  4. UN
    Unsolicited Notify
  5. UNCC
    Utility Notification Center of Colorado
  6. UO
    United Offensive
  7. UOSG
    Union of Oromy Students In Germany
  8. UP
    User Parts
  9. UPBJJ
    Unit Pendidikan Belajar Jarak Jauh
  10. UPC
    Utilities Protection Center
  11. URA
    Unidade De Resposta AudíVel
  12. URS
    Universal Routing Server
  13. USDD
    United States Deparwment of Defense
  14. USF
    Universal Service Fee
  15. USI
    User Service Information
  16. UT
    United Tractor
  17. UT
    Unlimited Uext
  18. UU
    User-To-User Signalling
  19. UUI
    User-User Information
  20. UUI
    User To User Information

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