Full form of O3 is Officer grade: Lieutenant or Captain
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Frequently Asked Questions
What is the full form of O3?
O3 stands for Officer grade: Lieutenant or Captain. Fullformexpand.com has 1 other full form of O3 abbreviation.
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Citations
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"O3." Fullformexpand.com, https://www.fullformexpand.com/o3/officer-grade-lieutenant-or-captain. Accessed 12 Apr. 2026.
Fullformexpand.com, 2026. "O3." Accessed April 12, 2026. https://www.fullformexpand.com/o3/officer-grade-lieutenant-or-captain.
"O3." (n.d.). Fullformexpand.com. Retrieved April 12, 2026, from https://www.fullformexpand.com/o3/officer-grade-lieutenant-or-captain.
O3. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/o3/officer-grade-lieutenant-or-captain (Accessed: 12 April 2026).
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O3 Full Form
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