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

RMRR is

  • Rocky Mountain Railcar and Railroad Incorporated

RMRR is also in:

Acronym Definition Searched: CRP COBS 66425 78217 WEBP CTL 02156 UMO WIMP WKRJ EC WHV RD OVD 25917