Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym 20M is...

20M is

  • Macon Municipal Airport, Macon, Mississippi USA

20M is also in:

Acronym Definition Searched: NS IND BH FWIS GSA WSM CASH TS-CAL LEAP NPSB U-NII 33859 26298 HV RETS