What does NIO stand for?

Monster Nine, Cypress, CA - Manufacturer code for watercraft hull identification number (USCG)

National Institute of Oceanography - British (IID)

National Intelligence Officer (MCD)

Naval Inspector of Ordnance

Navigational Information Office

Navy Institute of Oceanography

Network Input-Output (TIMI)

Nganasan - Language code (ETLW)

Nieuwe Internationale Orde - Netherlands

Niobium - See Cb - Chemical element (ROG)

Nioki - Zaire - Airport symbol (OAG)

Non-Ionic Oil - Fuels and lubricants

Northern Ireland Office

Nuveen Ins Muni Oppt Fd - NYSE symbol

Nuveen Insurance Municipal Opportunity Fund (SAUS)

Nuveen Insured Municipal Opportunity Fund - NYSE symbol (SPSG)