Acronyms, Abbreviations, and Initialisms.
All human edited and we add more daily

The meaning of the Acronym RIWRB is...

RIWRB is

  • Rhode Island Water Resources Board

RIWRB is also in:

Acronym Definition Searched: AUGI 96846 NESI GHZ 43381 NT CTRP XDSL BKF FRD HFA WGHT CCS WTP NOAH