Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym ORR is...

ORR is

  • Osage Railroad

More Meanings For ORR:

  • Oxidation- Reduction Reaction
  • Operational Readiness Review
  • Operations Requirements Review
  • Office of Refugee Resettlement
  • Oriental Rug Review
  • Yorketown, South Australia, Australia
  • Osage Railroad

ORR is also in:

Acronym Definition Searched: UTVI WALC 58577 VF CRAVE DAVE 4M2 AMS PVO TRIP MCC G7 39161 WCIW AuBD