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

OPPX is

  • Omaha Public Power District

OPPX is also in:

Acronym Definition Searched: WAO MPAF CCAA VGI TTT PLUC USNS A2C2S MSRC MWM BCM CLCM GGS CP SU