What does MIO stand for?

Management Improvement and Operating Plan - Department of Housing and Urban Development (GFGA)

Management Information Office - or Officer - Air Force (AFM)

Management Integration Office - NASA (NASA)

Map Information Office - US Geological Survey

Marine Inspection Office - Coast Guard

Marine Inspection Operations - USCG (TAG)

Marion, WI - Amtrak Busline code

Maritime Interception Operations - Coast Guard (DOMA)

Maritime Interdiction Operations

Mark 1 Power Boats Inc., Pembroke Park, FL - Manufacturer code for watercraft hull identification number (USCG)

Medical Intelligence Office - Later, MIIA - DoD

Meteoritic Impact Origin (AAG)

Metric Information Office - National Institute of Standards and Technology

Miami, OK - Location identifier - FAA (FAAL)

Midas Commuter Airlines CA - Venezuela - ICAO designator (FAAC)

Military Industrial Organization (ACAE)

Military Intelligence Officer - British military (DMA)

Military Interviewing Officer (SAUO)

Minimal Identifiable Odor

Mobile Ionospheric Observatory - Boston University

Mobile Issuing Office - Navy

Modular Input/Output - Telecommunications

Motility Indol Ornithine - Medium - Medicine (BABM)

Movements Identification Officer - Air Force

Movements Identification Order (SAUO)

Movements Integration Office

Multi-Institutional Organization - Generic term (DHSM)

Multiple Input/Output (NITA)

Multiple Input/Output Stream - Computer science

Pinotepa Nacional Mixteco - Language code (ETLW)

Management Integration Office (NAKS)