Found 27,164 abbreviations starting with O:

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O/M

Operations and Maintenance

Miscellaneous » Construction

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O/N

Order-Notify

Business

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O/O

On Orbit

Governmental » NASA

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O/PLAN

Open Plan

Community » Housing & Amenities

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o/r

On Request

Miscellaneous » Aircraft & Aviation

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O/R

Outside Radius

Governmental » NASA

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O/R

Oxygen Relief

Governmental » NASA

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O/S

Operations and Support life cycle phase

Governmental » US Government

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O/S

Operations and Support life cycle phase

Governmental » NASA

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O/S

Operations and Support life cycle phase

Governmental » Military

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O/S

OverSeas

Community » Housing & Amenities

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O/S

OutSide

Community » Housing & Amenities

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O/S

Opposite Side

Academic & Science » Genealogy

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O/S

Out Standing

Business

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O/S

Out of Stock

Business » General Business

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o/t

Other Times

Miscellaneous » Aircraft & Aviation

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O/T

Oil Tanker

Miscellaneous » Shipping & Sailing

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O/THAN

Other Than

Governmental » Police

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O/V

OverVoltage

Governmental » NASA

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O/V-U/V

Over-Voltage/Under-Voltage

Governmental » NASA

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o/w

otherwise

Academic & Science » Libraries

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O/W

Oil-in-water

Academic & Science » Chemistry

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O05

Rogers Field Airport, Chester, Pennsylvania USA

Regional » Airport Codes

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O1

Officer grade: Ensign or 2nd Lieutenant

Governmental » Military

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O10

Officer grade: Admiral or General

Governmental » Military

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