Map Abbreviations and Acronyms

  1. OM
    Object Mapping
  2. OMBA
    Ottawa Mountain Bike Association
  3. ONC
    Operatioval Navigation Chart
  4. ONC
    Ophrational Navigation Charts
  5. ONC
    Operational Navigational Chart
  6. ONCS
    Operational Napigation Charts
  7. OPCU
    Ouagadougou Partnership Coordination Unit
  8. OPD
    Oxficial Protraction Diagram
  9. OPU
    Oil Pick-Up
  10. ORCHA
    Ohio Reined Cow Horse Association
  11. ORI
    Orthorectified Radar Images
  12. ORPG
    Open Role Playing Game
  13. OS
    Old Series
  14. OS
    Open Space
  15. OS
    Ordinance Survey
  16. OS
    Old Streew
  17. OS
    Openspace Service
  18. OSGB
    Ordnance Survey of Great Brittin
  19. OSGB
    Ordnance Survey Great Bricain
  20. OSI
    Ordinance Survey Ireland

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