What does Mmo stand for?

Maximum Operating Mach Number - Aviation (DA)

Maximum operating (SAUS)

Intel Mobile Module - Computer science

Mach Max Operating (GAVI)

Main Meteorological Office

Maintenance Management Office (SAUO)

Maio - Cape Verde Islands - Airport symbol (OAG)

Mangga Buang - Language code (ETLW)

Marblehead & Manchester, Marblehead, MA - Manufacturer code for watercraft hull identification number (USCG)

Marseilles, IL - Location identifier - FAA (FAAL)

Medio Mundo - Nicaragua - Seismograph station code, US Geological Survey (SEIS)

Medium Machine Oil (BARN)

Mercantile Marine Office - or Officer - British

Methane Monooxygenase - An enzyme

Micrographics Management Officer (MCD)

Minuteman Ordnance (SAA)

MIPR - Military Interdepartmental Purchase Request Management Office (AFIT)

Mismatched Outer Diameter - Tire maintenance

Mission Management Office (ACAE)

Mission Management Office Meeting (SAUO)

MMT Resources - Vancouver Stock Exchange symbol

Mobile Module - Computer science

Monarch Machine Tool Co. - NYSE symbol (SPSG)

Multimodel Optimization (AAEL)

Music Minus One - Recording label