Full form of OA is Office of Applications (now OSTA)
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Frequently Asked Questions
What is the full form of OA?
OA stands for Office of Applications (now OSTA). Fullformexpand.com has 106 other full forms of OA abbreviation.
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Citations
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"OA." Fullformexpand.com, https://www.fullformexpand.com/oa/office-of-applications-now-osta. Accessed 3 Mar. 2026.
Fullformexpand.com, 2026. "OA." Accessed March 3, 2026. https://www.fullformexpand.com/oa/office-of-applications-now-osta.
"OA." (n.d.). Fullformexpand.com. Retrieved March 3, 2026, from https://www.fullformexpand.com/oa/office-of-applications-now-osta.
OA. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/oa/office-of-applications-now-osta (Accessed: 3 March 2026).
| Abbreviation | Full Form | Category |
|---|---|---|
| O&A | Odontectomy and Alveolectomy |
Others
|
| O.A. | Order of Australia |
Others
|
| O/A | Old Age |
Others
|
| O/A | On Account |
Others
|
| O/A | On Admission |
Others
|
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OA Full Form
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